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Best Linear Motion Lead Screws - Buying Guide

Last Updated: 09/16/2019

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Bestselling Linear Motion Lead Screws on Amazon

  1. BIQU 400mm 8mm T8 Lead Screw Set Lead Screw+ Copper Nut + Coupler + Pillow Bearing Block with Paper ...
  2. 300mm 8mm T8 Lead Screw Set Lead Screw+ Copper Nut + Coupler+Hexagon Wrench + Pillow Bearing Block f...
  3. KINGPRINT T8 Lead Screw + Copper Nut + Coupler+ Pillow Block Bearings Lead Screw Set for 3D Printer ...
  4. Sunhokey T8 Anti Backlash Spring Loaded Nut Elimination Gap Nut for 8mm Acme Threaded Rod Lead Screw...
  5. Befenybay 2PCS Anti-Backlash Nut Block for Openbuilds Type 8mm Diameter T8 Thread Lead POM Screw Nut...
  6. 300mm 8mm T8 Lead Screw Set with Lead Screw, Copper Nut, Hexagon Wrench, Coupler, Pillow Bearing Blo...
  7. ReliaBot 600mm T8 Lead Screw and Brass Nut (Acme Thread, 2mm Pitch, 4 Starts, 8mm Lead) for 3D Print...
  8. T8 Lead Screw Rod OD 8mm Pitch 2mm Lead 8mm Length 300mm Threaded Rods with Brass Nut for Reprap 3D ...
  9. Sunhokey T8 Anti Backlash Spring Loaded Nut Elimination Gap Nut for 8mm Acme Threaded Rod Lead Screw...
  10. DC 12V Drive Stepper Motor Screw with Linear Nut Slider for DIY Laser Engraving Machine

  #1

BIQU 400mm 8mm T8 Lead Screw Set Lead Screw+ Copper Nut + Coupler + Pillow Bearing Block with Paper Tube for 3D Printer

 Ean: 0608408773917   |    PartNumber: BIQU-KIT097   |   Asin: B01H1SFI46

Specifications: Lead Screw Length: 400mm Lead Screw Diameter: 8mm Coupler Shaft Usage:5mm to 8mm Coupler Dimension:25*19mm Pillow Bearing Block Bore:8mm Net Weight: 205g

Package Included: 1* T8-400mm Lead Screw 1* Copper Nut 1*Coupler 2*Pillow Bearing Block 1*Packing Paper Tube

Note: If there have any missing part pls contact us before leaving negative review and we will resend to you, thanks!

Features

  • Lead screw length: 400mm
  • Lead screw diameter: 8mm
  • Coupler shaft usage:5mm to 8mm
  • Coupler dimension:25*19mm/Pillow bearing block bore:8mm
  • Note: If there have any missing part pls contact us before leaving negative review, thanks!
  • See more on Amazon...

Brand: BIQU   |   Manufacturer: BIQU

Package Dimensions: 2.2 x 3.2 x 16.3 inches (5.6 x 8.1 x 41.4 cm)

Amazon Price: $11.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $11.99

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  #2

300mm 8mm T8 Lead Screw Set Lead Screw+ Copper Nut + Coupler+Hexagon Wrench + Pillow Bearing Block for 3D Printer

 Ean: 0791300576783   |    PartNumber: leadscrewset1   |   Asin: B07S1LKMQ6

Specifications:
Screw Material: Stainless Steel
Nut Material: Brass
Diameter: 8mm
Nut Diameter: 22mm
Length: 300mm
Pillow Flange Inner Diameter 10mm
Pillow Flange Outer Diameter 36mm

Package Included:
- 1 T8-300mm Lead Screw
- 1 Copper Nut
- 1 Coupler
- 2 Pillow Bearing Block
- 1Hexagon wrench

Features

  • Lead Screw Set, compact, large load carrying capability, rustproof and long service life.
  • Precise and accurate linear motion, large mechanical advantage.
  • T8 brass nut, with 4 holes for fixing to the machine.
  • Smooth, quiet, low friction,and low maintenance, very suitable for 3D printer z axis.
  • Widely used in 3D Printer, stepper motor, machine tools, and other equipment.
  • See more on Amazon...

Brand: MOTOU   |   Manufacturer: MOTOU

Package Dimensions: 2 x 3 x 14 inches (5.1 x 7.6 x 35.6 cm)

Amazon Price: $9.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $9.99

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  #3

KINGPRINT T8 Lead Screw + Copper Nut + Coupler+ Pillow Block Bearings Lead Screw Set for 3D Printer (300mm)

 Ean: 0603894529376   |    PartNumber: KINGPRINT-KIT   |   Asin: B07567KZB3

Specification:

Lead screw:
Material: Stainless steel
Diameter: 8mm
Length: 300mm
Screw pitch: 2mm
Lead of thread: 8mm

Nut:
Material: Brass
Diameter: 8mm

Coupler:
High: 25mm

Pillow block bearing:
Bore diameter: 8mm

Package Included:
1* T8-300mm Lead Screw
1* Copper Nut
1*Coupler
2* Pillow block bearing

NOTE:
If you find any missing or broken part, please contact us at first, and our technical staff will help you to solve the problem at once. Thanks!

Features

  • Lead screw length: 300mm
  • Lead screw diameter: 8mm
  • Coupler dimension: 25*19mm
  • Pillow bearing block bore: 8mm
  • Coupler shaft usage: 5mm to 8mm
  • See more on Amazon...

Brand: KINGPRINT   |   Manufacturer: KINGPRINT

Package Dimensions: 1.46 x 1.61 x 12.56 inches (3.7 x 4.1 x 31.9 cm)

Amazon Price: $10.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $10.99

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  #4

Sunhokey T8 Anti Backlash Spring Loaded Nut Elimination Gap Nut for 8mm Acme Threaded Rod Lead Screws (Pack of 2)

 Ean: 0099071112385   |    PartNumber: T8T8   |   Asin: B078GL3NJV

T8 Anti Backlash nut Spring Loaded Elimination Gap Nut for 8mm Thread Rod Lead Screws
Description:
Material : Brass
Pitch: 2mm
Lead: 8mm
Packing list:
Anti Backlash Spring Loaded nut x 2pcs
Service Please contact us for quality problems. We will send new products for free.

Features

Brand: Sunhokey   |   Manufacturer: Sunhokey

Package Dimensions: 0.47 x 2.99 x 5.35 inches (1.2 x 7.6 x 13.6 cm)

Amazon Price: $4.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $8.99

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  #5

Befenybay 2PCS Anti-Backlash Nut Block for Openbuilds Type 8mm Diameter T8 Thread Lead POM Screw Nut 3D Printer CNC (8mm Lead)

 Ean: 0824007544745   |    PartNumber: BE003-fba   |   Asin: B07T3Q4VK7

Descriptions:
1.100% Brand New and High Quality POM
2.Materil:Engineering Plastics(POM)
3.Color: Black
4.Item Type:Lead Screw
5.Item Diameter: 8mm
2mm Pitch 8mm Lead (four-head, turn the nut a circle, front the screw 8mm)
Thread Specification: T8 Thread
6.Size: 33x33x12mm
7.Convenient Installation: Internal thread connection
8.Easy to Use: The product can be mounted on a plate or V-groove
9.3D Printer Nuts: Plastic Screw Nut-T8 Screw Nut | Pitch: 2MM
10.Package Includes:
2 x T8 Screw Nut Holder
2 x M5 Thin hex nut
2 x Fixed Screw - M5*16MM

Features

  • Convenient Installation: Internal thread connection
  • Precise and Safe Clearance Adjustment: Screw nuts ensure safe and precise clearance adjustment , recessed screw holes, featuring non-protruding
  • Versatile and Practical: The nut holder has high precision and zero repeatability or tilt repeatability
  • Diameter: 8mm 2mm Pitch 8mm Lead (four-head, turn the nut a circle, front the screw 8mm) Screw thread: T8 Thread 8mm Metric Acme Lead Screw
  • Used For Openbuilds 3D Printer
  • See more on Amazon...

Brand: Befenybay   |   Manufacturer: Befenybay

Package Dimensions: 0.47 x 1.97 x 3.15 inches (1.2 x 5.0 x 8.0 cm)

Amazon Price: $8.88 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $8.88

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  #6

300mm 8mm T8 Lead Screw Set with Lead Screw, Copper Nut, Hexagon Wrench, Coupler, Pillow Bearing Block for 3D Printer

 Ean: 0791311496940   |    PartNumber: 300mmSCREWHE   |   Asin: B07TC1WQJR

Specifications:
Screw Material: Stainless Steel
Nut Material: Brass
Diameter: 8mm
Nut Diameter: 22mm
Length: 300mm
Package Included: 1 T8-300mm Lead Screw
1 Copper Nut
1 Coupler
2 Pillow Bearing Block
1 Hexagon Wrench
Pillow Flange Inner Diameter 10mm
Pillow Flange Outer Diameter 36mm

Features

  • The lead screw set is compact, has large bearing capacity.
  • Made of high quality stainless steel, it is rust-proof and has a long service life.
  • T8 brass nut with 4 holes for fixing to the machine.
  • This package guarantees the machine's precise linear motion and great mechanical advantages.
  • Smooth, quiet, low friction,and low maintenance, very suitable for 3D printer z axis, widely used in 3D Printer, stepper motor, machine tools, and other equipment.
  • See more on Amazon...

Brand: SZ   |   Manufacturer: SZ

Package Dimensions: 1.9 x 1.9 x 12.5 inches (4.8 x 4.8 x 31.8 cm)

Amazon Price: $8.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $8.99

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  #7

ReliaBot 600mm T8 Lead Screw and Brass Nut (Acme Thread, 2mm Pitch, 4 Starts, 8mm Lead) for 3D Printer Z Axis

 Ean: 0700401281502   |    PartNumber: EU-RZ007-37   |   Asin: B07FTH7T9M

Packing list:
1 * 600mm lead screw
1 * copper nut

The lead of the thread is 8mm, which means that the nut will move 8mm if the nut turns one circle.

The advantages of the lead screw are:
Large load carrying capability
Compact
Large mechanical advantage
Precise and accurate linear motion
Smooth, quiet, and low maintenance, very suitable for 3D printer z axis.
Minimal number of parts
So this lead screw is very suitable for 3D printer Z axis, such as Ultimaker and Prusa i3.

The screw type of this lead screw is ACME thread.
ACME Threads are generally stronger than square threads due to their trapezoidal thread profile, which provides greater load-bearing capabilities.

Features

  • Lead screw diameter 8mm, length 600mm, SUS304 stainless steel
  • T8 brass nut, with 4 holes for fixing to the machine
  • Thread: Acme thread
  • Screw pitch: 2mm; Lead: 8mm; Start (principle): 4
  • If you want higher accuracy, it is recommended to use the anti backlash nut
  • See more on Amazon...

Brand: ReliaBot   |   Manufacturer: ReliaBot

Package Dimensions: 1.25 x 1.25 x 24.5 inches (3.2 x 3.2 x 62.2 cm)

Amazon Price: $20.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $20.99

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  #8

T8 Lead Screw Rod OD 8mm Pitch 2mm Lead 8mm Length 300mm Threaded Rods with Brass Nut for Reprap 3D Printer

 Ean: 0606479333849   |    PartNumber: T8-300   |   Asin: B07BK9J83G

Made from qualified stainless steel, hardness and anti-rust.
Pure copper screw nut is durable and wear-resisting.
Complete L thread, smoothy slide.
Easy to install and convenient to use.
Fit for 3D printers, engraving machine, etc.

Descriptions:
Exquisite workmanship ensure its high performance.
Fine producing and practical.
Suitable for stepping motor driving guide rail,machine tool, and other equipment.

Specifications:
Material: Stainless steel lead screw, copper nut
The Lead screw diameter: 8mm
The Screw pitch: 2mm
The Lead of thread: 8mm
The Lead screw length: 300mm

Package included:
1 x T8 Lead Screw
1 x Copper Nut

Features

  • Suitable for stepping motor driving guide rail,machine tool, and other equipment.
  • Material: Stainless steel lead screw, copper nut
  • The Lead Screw Length: 300mm
    Screw diameter:8mm
  • Pitch:2mm (Pitch refers to the spacing between threads is 2mm)
    Lead of Thread:8mm (Lead of thread refers to the rotation of the nut after a circle is 8mm)
  • Package include:1x 300mm lead screw 1x Brass Nut
  • See more on Amazon...

Brand: Fuerdi   |   Manufacturer: Fuerdi

Package Dimensions: 1 x 1.7 x 12.6 inches (2.5 x 4.3 x 32.0 cm)

Amazon Price: $9.59 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $9.59

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  #9

Sunhokey T8 Anti Backlash Spring Loaded Nut Elimination Gap Nut for 8mm Acme Threaded Rod Lead Screws (Pack of 4)

 Ean: 0714453304225   |    PartNumber: T8   |   Asin: B07Q5WV9P6


T8 Anti Backlash nut Spring Loaded Elimination Gap Nut for 8mm Thread Rod Lead Screws
Description:
Material : Brass
Pitch: 2mm
Lead: 8mm
Packing list:
Anti Backlash Spring Loaded nut x 4pcs
notes: Please pay attention to the size when purchasing.

Features

Brand: Sunhokey   |   Manufacturer: Sunhokey

Package Dimensions: 0.2 x 3.1 x 6.5 inches (0.5 x 7.9 x 16.5 cm)

Amazon Price: $8.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $12.69

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  #10

DC 12V Drive Stepper Motor Screw with Linear Nut Slider for DIY Laser Engraving Machine

 Ean: 0798382722565   |    PartNumber: Wal front1e9uidnpho   |   Asin: B07H3XC3DD

Specifications:
Model D8-MOTOR80
Drive voltage: 9-12V DC (drive: 16219)
Current per phase: 800 ma/phase
Coil resistance: 15 10% /phase
No.of phases: 2 phases
Step angle: 18 ./step
Excitation method 1-2 phase excitation
Drive mode Bipolar drive
Pull-out thrust 500g above at 125pps
Max response frequency 1600 pps above
Max starting frequency 1100 pps above
Insulation class Class E
Insulation strength 100vac one second
Insulation resistance 50M DC 500V
Operating temperature 0~+55
Motor surface temperature 80
Thread Rod Diameter 3mm
Thread Rod Length: 90mm
Slide Block Stroke: 80mm
Thread Rod Pitch: 0.5mm
Length: 10.3cm/4.1in
Weight: 50g (approx.)

Package Includes:
1 x Motor with Linear Slide

Features

  • Working Voltage DC 9-12V
  • The maximum linear speed is 25mm per second.
  • Moving 0.25mm for one step, can use microstep driver if need smaller.
  • Widely used for small devices such as medical equipment, laser engraving machine, etc.
  • The motor need a A4988 driver(not included) to drive, can not directly connect to power.
  • See more on Amazon...

Brand: Wal front   |   Manufacturer: Wal front

Item Dimensions: 0.79 x 0.79 x 3.94 inches (2.0 x 2.0 x 10.0 cm)   |   Package Dimensions: 1.38 x 1.93 x 5.59 inches (3.5 x 4.9 x 14.2 cm)

Amazon Price: $18.59 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $18.59

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  #11

Set of 2 Pcs T8 Anti Backlash Spring Loaded Nut Elimination Gap Nut for 3D Printer T8 Lead Screw Diameter 8mm Pitch 2mm Lead 8mm

 Ean: 0675663071997   |    PartNumber: for Pitch 2mm Lead 8mm   |   Asin: B07DW39XCM

Special anti backlash nut, high precision, low cost DIY engraving machine, 3D printer preferred

Features

  • Suitable for 3D printer T8 lead screw
  • Suitable for: Lead screw diameter: 8mm, Pitch:2mm, Lead:8mm
  • Package List: 2 x Anti-Backlash Nut
  • See more on Amazon...

Brand: Fuerdi   |   Manufacturer: Fuerdi

Package Dimensions: 0.8 x 2.1 x 4.3 inches (2.0 x 5.3 x 10.9 cm)

Amazon Price: $6.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $6.99

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  #12

ReliaBot 500mm T8 Lead Screw and Brass Nut (Acme Thread, 2mm Pitch, 4 Starts, 8mm Lead) for 3D Printer Z Axis

 Ean: 0663274465922   |    PartNumber: EU-RZ007-37   |   Asin: B07B65RQM5

Packing list:
1 * 500mm lead screw
1 * copper nut

The lead of the thread is 8mm, which means that the nut will move 8mm if the nut turns one circle.

The advantages of the leadscrew are:
Large load carrying capability
Compact
Large mechanical advantage
Precise and accurate linear motion
Smooth, quiet, and low maintenance, very suitable for 3D printer z axis.
Minimal number of parts
So this lead screw is very suitable for 3D printer Z axis, such as Ultimaker and Prusa i3.

The screw type of this lead screw is ACME thread.
ACME Threads are generally stronger than square threads due to their trapezoidal thread profile, which provides greater load-bearing capabilities.

Features

  • Lead screw diameter 8mm, length 500mm, SUS304 stainless steel
  • Copper nut, with 4 holes for fixing to the machine
  • Thread: Acme thread
  • Screw pitch: 2mm; Lead: 8mm
  • If you want higher accuracy, it is recommended to use the anti backlash copper nut
  • See more on Amazon...

Brand: ReliaBot   |   Manufacturer: ReliaBot

Package Dimensions: 1.34 x 1.5 x 20.51 inches (3.4 x 3.8 x 52.1 cm)

Amazon Price: $18.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $18.99 | Used Price: $18.61

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  #13

BIQU 300mm 8mm T8 Lead Screw Set Lead Screw+ Copper Nut + Coupler + Pillow Bearing Block for 3D Printer

 Ean: 0608408773849   |    PartNumber: BIQU-KIT091   |   Asin: B01H1QGGEE

Specifications: Lead Screw Length: 300mm Lead Screw Diameter: 8mm Coupler Shaft Usage:5mm to 8mm Coupler Dimension:25*19mm Pillow Bearing Block Bore:8mm Net Weight: 185g

Package Included: 1* T8-300mm Lead Screw 1* Copper Nut 1*Coupler 2*Pillow Bearing Block

Note: If there have any missing part pls contact us before leaving negative review and we will resend to you, thanks!

Features

  • Lead Screw Length: 300mm
  • Lead Screw Diameter: 8mm
  • Coupler Shaft Usage:5mm to 8mm
  • Coupler Dimension:25*19mm/Pillow Bearing Block Bore:8mm
  • Note: If there have any missing part please contact us before leaving the negative review and feedback, thanks!
  • See more on Amazon...

Brand: BIQU   |   Manufacturer: BIQU

Package Dimensions: 2 x 2.2 x 11.9 inches (5.1 x 5.6 x 30.2 cm)

Amazon Price: $12.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $12.99

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  #14

100mm Travel Length Linear Rail Guide Ballscrew Sfu1605 DIY CNC Router Parts X Y Z Linear Stage Actuator with NEMA17 Stepper Motor

 Ean: 4897093840110   |    PartNumber: 4897093840110   |   Asin: B07DC42DLW

Parameter:

Effective Travel Length: 100mm
Total length :258mm
Type: linear system moulde
Ballscrew type: sfu1605 (diameter:16mm, pitch of screw:5mm)
Level ballscrew: c7
Stepper motor: Nema 17
Step angle: 1.8 degree
Torque: 0.45N.M
Motor size: 42mm

Wiring:

Red: A+
Blue: A-
Black: B+
Green: B-

Package List:

1 x 100mm SFU1605 Linear Guide Rail with Stepper Motor

Manual

http://s3.amazonaws.com/s3.image.smart/download/101-80-124/stepmotor.pdf

Features

  • High precision, heavy load resistance Sfu1605, which can be mounted vertically.
  • Repeat positioning accuracy of 0.03mm.
  • Beads screw for movement structural elements executed.
  • Horizontal maximum load capacity: 20kg; Vertical maximum load capacity: 10kg, 50mm per second; 4 M6 nuts on the moving block to fix the workpiece, which are suitable for 42/57mm stepping motor.
  • With high quality, high efficiency, long life, low coefficient of friction, versatility, etc.
  • See more on Amazon...

Brand: SainSmart   |   Manufacturer: SainSmart

Package Dimensions: 3.15 x 6.54 x 13.35 inches (8.0 x 16.6 x 33.9 cm)

Amazon Price: $69.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $69.99

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  #15

300mm Travel Length Linear Stage Actuator DIY CNC Router Parts X Y Z Linear Rail Guide Sfu1605 Nema23 Stepper Motor by Beauty Star

 Ean: 0600346595729   |    PartNumber: 200179   |   Asin: B0197QCQM2

Feature:
Guide: 16mm
Type: linear system moulde
Ballscrew type: sfu1605
Level ballscrew: c7
Stepper motor: include
Stepper motor: nema23

Package including:
1pcs SFU1605 Linear Guide Rail with 23Nema Stepper Motor

Other types of linear rail
Asin: B016LRNV1U 100mm Sfu1204 Nema17
Asin: B016MC2RDM 500mm Sfu1605 Nema23
Asin: B016MC2W3C 400mm Sfu1605 Nema23

Features

  • Travel Length: 300mm; Ballscrew Type: SFU1605
  • Connection: Red(A+), Green(A-), Yellow(B+), Blue(B-)
  • Stepper Motor: Nema23 24V 3A 1N.M
  • Horizontal Load: 40KGS, Vertical Load: 15KGS, Speed: 1-50mm/s
  • Beads screw for movement structural elements executed. With high precision, high efficiency, long life, low coefficient of friction, versatility, etc
  • See more on Amazon...

Brand: Beauty Star   |   Manufacturer: Beauty Star

Package Dimensions: 3.3 x 3.9 x 20.9 inches (8.4 x 9.9 x 53.1 cm)

Amazon Price: $89.89 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $169.99

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  #16

DGZZI 2PCS T8 Anti Backlash Spring Loaded Nut Elimination Gap Nut for 8mm Acme Threaded Rod Lead Screws 3D Printer Accessaries

 Ean: 0732661158690   |    PartNumber: ELIGAPNUT8-2   |   Asin: B07Q98CJXT

Material: Brass
Thread type: T thread
Lead screw diameter: 8 mm
Pitch: 2mm
Lead: 8mm
Suitable for 3D printer T8 lead screw

Package includes:
2* Anti Backlash Spring Loaded Nut

Features

  • Thread type: T thread
  • Lead screw diameter: 8 mm; Pitch: 2mm; Lead: 8mm
  • Suitable for 3D printer T8 lead screw
  • Material : Brass
  • Package includes: 2* Anti Backlash Spring Loaded Nut
  • See more on Amazon...

Brand: DGZZI   |   Manufacturer: DGZZI

Package Dimensions: 0.7 x 2.8 x 4.8 inches (1.8 x 7.1 x 12.2 cm)

Amazon Price: $6.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $6.99

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  #17

ReliaBot 400mm T8 Lead Screw and Brass Nut (Acme Thread, 2mm Pitch, 1 Start, 2mm Lead) for LCD DLP SLA 3D Printer and CNC Machine Z Axis

 Ean: 0787446291468   |    PartNumber: EU-RZ007-37   |   Asin: B07QXYT9MH

Packing list:
1 * T8x2 400mm lead screw
1 * T8x2 brass nut

The lead of the thread is 2mm, which means that the nut will move 2mm if the nut turns one circle.

The advantages of the lead screw are:
Large load carrying capability
Compact
Large mechanical advantage
Precise and accurate linear motion
Smooth, quiet, and low maintenance, very suitable for 3D printer z axis.
Minimal number of parts
So this lead screw is very suitable for 3D printer Z axis, such as Ultimaker and Prusa i3.

The screw type of this lead screw is ACME thread.
ACME Threads are generally stronger than square threads due to their trapezoidal thread profile, which provides greater load-bearing capabilities.

Features

  • Lead screw diameter 8mm, length 400mm, SUS304 stainless steel
  • Brass nut, with 4 holes for fixing to the machine
  • Thread: Acme thread
  • Screw pitch: 2mm; Number of Thread/Start:1; Lead: 2mm (pitch*thread=lead)
  • If you want higher accuracy, it is recommended to use the anti backlash spring loaded nut
  • See more on Amazon...

Brand: ReliaBot   |   Manufacturer: ReliaBot

Package Dimensions: 1.4 x 1.5 x 16.6 inches (3.6 x 3.8 x 42.2 cm)

Amazon Price: $12.69 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $12.69

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  #18

BIQU 300mm 8mm T8 Lead Screw Set Lead Screw+ Copper Nut + Coupler + Pillow Bearing Block for 3D Printer

 Ean: 0608408773894   |    PartNumber: BIQU -KIT095   |   Asin: B01H1S8ASC

Specifications: Lead Screw Length: 300mm Lead Screw Diameter: 8mm Coupler Shaft Usage:5mm to 8mm Coupler Dimension:25*19mm Pillow Bearing Block Bore:8mm Net Weight: 175g

Package Included: 1* T8-300mm Lead Screw 1* Copper Nut 1*Coupler 2*Pillow Bearing Block

Note: If there have any missing part pls contact us before leaving negative review and we will resend to you, thanks!

Features

  • Lead screw length: 300mm
  • Lead screw diameter: 8mm
  • Coupler shaft usage:5mm to 8mm
  • Coupler dimension:25*19mm/Pillow bearing block bore:8mm
  • Note: If there have any missing part please contact us before leaving the negative review and feedback, thanks!
  • See more on Amazon...

Brand: BIQU   |   Manufacturer: BIQU

Package Dimensions: 2.5 x 3 x 13 inches (6.4 x 7.6 x 33.0 cm)

Amazon Price: $11.98 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $11.98

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  #19

T8 2mm Lead Screw Kit, Mergorun 500mm Length 8mm Dia Silver Vertical 2mm Lead Screw Pillow Block Mounted Bearing for 3D Printer Set of 4

 Ean: 6923670645521   |    PartNumber: 000111D   |   Asin: B06ZZ59KPZ

Specification
Color: Silver
Screw Material: Stainless Steel
Nut Material: Brass
Diameter: 8mm/0.31in
Nut Diameter: 22mm/0.86in
Length: 500mm
Lead: 2mm/0.078in (nut revolution movement 2mm)
Type: Vertical
Lead Screw's Lead: 2mm
Weight: 235g
Accessories:
1 x 500mm 8mm Dia Lead Screw 2mm
2 x 8MM Pillow Block Mounted Bearing KFL08
Package Include:
1 x Lead Screw 1 x nut
2 x Pillow Block Mounted Bearing

Features

  • 1. Stainless steel lead screw + brass nut, rustproof and long service life.
  • 2. The item is low operation noise and low friction.
  • 3. 3D engraving machine lead screw 500mm length with nut.
  • 4. Applies to: Widely used in 3D Printer, stepper motor, machine tools, and other equipment.
  • See more on Amazon...

Brand: Mergorun   |   Manufacturer: Mergorun

Package Dimensions: 1.1 x 2.6 x 20.5 inches (2.8 x 6.6 x 52.1 cm)

Amazon Price: $12.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $12.99

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  #20

ReliaBot 500mm T10 Lead Screw and Brass Nut Kit (Acme Thread, 2mm Pitch, 1 Start, 2mm Lead) for 3D Printer and CNC Machine Z Axis

 Ean: 0700401384616   |    PartNumber: RZ027   |   Asin: B07PVJS888

Packing list:
1 * T10 lead screw 500mm long(Acme Thread, 2mm Pitch, 1 Start, 2mm Lead, stainless steel 304)
1 * T10 lead screw nut (Acme Thread, 2mm Pitch, 1 Start, 2mm Lead, brass)

Features

  • 500mm T10x2 lead screw with brass nut kit
  • Lead screw: stainless steel 304; nut: brass
  • Suitable for higher load conditions than T8 lead screw
  • 2mm Pitch, 1 Start, 2mm Lead (lead=pitch*start)
  • 2mm lead means the nut will move 2mm if it turns 1 circle on lead screw
  • See more on Amazon...

Brand: ReliaBot   |   Manufacturer: ReliaBot

Package Dimensions: 1.2 x 1.5 x 20.5 inches (3.0 x 3.8 x 52.1 cm)

Amazon Price: $20.99 | as of 09/16/2019(9:41am pst)
Availibility: Usually ships in 24 hours
List Price: $20.99

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