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Best Bike Seat Clamps - Buying Guide

Last Updated: 11/18/2018

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Bestselling Bike Seat Clamps on Amazon

  1. ODIER Bike Bicycle Quick Release SeatPost Clamp 34.9mm 31.8mm MTB Bike Road Bike Casual Bike Seatpos...
  2. Wiley Bicycle Seat Post Clamp Aluminum Alloy 31.8MM/34.9MM Black/Red/Blue
  3. Corki Quick Release Bicycle Seatpost Clamp Sandblasting Anodised Aluminum Alloy 31.8MM/34.9MM Black/...
  4. The Flying Wheels Aluminum Quick-Release Seat Post Clamp 31.8mm Black Bike Seat Clamps (1 Pack)
  5. Vanfrost Bike Quick Release Seatpost Aluminum Alloy 34.9mm MTB Bike Road Bike Casual Bike Seatpost Clamp
  6. Bicycle Quick Release Seatpost Clamp 31.8mm 34.9mm Aluminum Alloy Seat Tube Clip Bicycle Seatpost fo...
  7. Thomson Elite Seat Post Clamp
  8. Sunlite Alloy Seat Post Clamp with Rack Mount
  9. Ultralight Bicycle Seatpost Clamp KC90
  10. WINOMO Aluminum Alloy Cycling Bike Bicycle Quick Release Seatpost Clamp (Black)

  #1

Corki Quick Release Bicycle Seatpost Clamp Sandblasting Anodised Aluminum Alloy 31.8MM/34.9MM Black/Red/Blue KC89

 PartNumber: KC89   |   Asin: B071W66LRT

Description:
Material: Aluminium Alloy
Surface: Sandblasting Anodised
Weight: approx 45g
Color: Black/Red/Blue available
Size: 31.8/34.9mm available


Please note:
Your choice of seat clamp size depends on the frame tube size where the seatpost enters the frame (seat tube). We would recommend that you remove your old seat post clamp and measure the frames external seat tube diameter to give the size required. It should match up to the sizes listed in the options

Features

  • Ergonomic design,Extended lever, more efficient and comfortable.
  • Hollow design ,Retain strength,and keep it lightweight approx 45g.
  • Aluminium alloy bike seat clamp,Sandblasting anodizing surface.
  • 31.8mm Bike Seat post clamp apply for out diameter 30.2mm to 32.1mm bicycle frame seat tube.
  • 34.9mm Bicycle Seat post clamp suit for out diameter 33.5mm to 35.2mm bike frame seat tube .
  • See more on Amazon...

Brand: Corki   |   Manufacturer: Shenzhen Gineyea Traffic Equipment Industry Co., Ltd

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  #2

The Flying Wheels Aluminum Quick-Release Seat Post Clamp 31.8mm Black Bike Seat Clamps (1 Pack)

 Ean: 0639072440546   |    PartNumber: TFW-SP318   |   Asin: B01M6CAB0B

Quick Release Alloy Seatpost Clamp 31.9mm Black.

Features

Brand: The Flying Wheels   |   Manufacturer: The flying wheels

Item Dimensions: 0.5 x 2 x 3 inches (1.3 x 5.1 x 7.6 cm)   |   Package Dimensions: 0.8 x 3.6 x 5.6 inches (2.0 x 9.1 x 14.2 cm)

Amazon Price: $7.97 | as of 11/18/2018(2:42pm pst)
Availibility: Usually ships in 24 hours
List Price: $7.97

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  #3

Sunlite Alloy Seat Post Clamp with Rack Mount

Asin: B00X0JQ0A2

Sunlite Alloy Seat Post Clamp with Rack Mount in multiple diameters

Features

Brand: Sunlite   |   Manufacturer: SUNLITE

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  #4

Ventura Alloy Seat Post Quick Release Pin

Asin: B0777F3D9J

Ventura Silver Alloy Seatpost Quick Release Pin.Alloy .30g.6 x 55mm.SIlver.In OEM packaging

Features

Brand: M-Wave   |   Manufacturer: Ventura

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  #5

Gub MaoFa Bike SeatPost Seat Post Clamp Tube Clip Quick Release Aluminium Alloy MTB Seatpost Clamp Mountain Road Bike Parts 34.9mm 31.8mm

 PartNumber: 5505   |   Asin: B074F1LCD6

Specification
These aluminium quick release seat post clamps are fantastic value and light weight due to the CNC machined design.
They have a machined out hollow lever design and a low profile sleek retaining bolt, which means they are light and solidly made.
Model:MTB/fixie/road seatpost clamp
Material:alloy aluminum AL6061 T6
Color:black/red
31.8mm/34.9mm seatpost clip
31.8mm road bike bicyce seatpost clamp use for 27.2mm/28.6mm seatpost
34.9mm hollow seat tube clip use for 30.4/30.8/30.9/ 31.6mm seat tube
Use:MTB,mountain bike ,folding bike,track bike,fixedgear,road bike and so on
package includes
1xbicycle seat tube clamp

Features

  • Material: Aluminum Alloy. Diameter:31.8mm and 34.9mm
  • Aluminum / Carbon fiber Quick Release Bike Seat Clamp.
  • Two strong sleek retaining bolts ensure it to be double sturdy and firm.
  • 31.8mm clamp suits for 27.2mm seatpost. 34.9mm clamp suits for 30.9mm and 31.6mm seatpost.
  • DBLACK34.9:Double bolts&suits for 30.9mm and 31.6mm seatpost,SBLACK31.8:Single bolt&suits for 27.2mm seatpost.Please choose what you exactly like.
  • See more on Amazon...

Brand: Gub   |   Manufacturer: MaoFa

Package Dimensions: 1.4 x 3.4 x 4.5 inches (3.6 x 8.6 x 11.4 cm)

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  #6

DEERU Bike Seat Clamp Bicycle Clamp Quick Release Seatpost Quick Release, 2 pcs M8x50 Quick Releases In Package, Black

 Ean: 0733430866914   |    PartNumber: DUCLPRE   |   Asin: B07DLPNDK3

DEERU aims to provide you, our dear customers the best experience during exercise. Our quick release bike seat clamp helps you easily adjust height of your seat to provide most comfortable biking experience. High Quality and Brand New Specification: Material: Steel and aluminum alloy
Axle diameter: about 8 mm.
Skewer Length: 50 mm.
Skewer Weight: 38 grams each.
A Pair Weight: 76 grams
Color: Black
Compatible to road bike and mountain bike. Package Include:
Two Skewers

Features

  • Smooth cam action lever. Extruded CNC machined alloy nut.
  • Quality quick release anodised alloy seat clamp skewer.
  • Axle diameter: about 8 mm. Skewer Length: 50 mm. Skewer Weight: 38 grams.
  • Material: Steel and aluminum alloy; Compatible to road bike and mountain bike.
  • This Seat Clamp Quick Release Lever is a simple replacement for your seat binder bolt. It allows you to adjust the seat height quickly and easily without tools.
  • See more on Amazon...

Brand: DEERU   |   Manufacturer: DEERU

Package Dimensions: 0.67 x 1.65 x 4.65 inches (1.7 x 4.2 x 11.8 cm)

Amazon Price: $8.49 | as of 11/18/2018(2:42pm pst)
Availibility: Usually ships in 24 hours
List Price: $9.09

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  #7

Control Tech Settle Road Bike Seat Clamp

Model: SC-93-P   |   Asin: B00BV48RPY

High quality AL7075 with Titanium bolts/Extremely special Hollow design/Only 14 grams (for ID 34,9 mm).

Features

Brand: Control Tech   |   Manufacturer: Control Tech USA

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  #8

WeeBikeShop 31.8mm Bicycle Seat Clamp - 4mm Collar for 27.2mm Bicycle Seatpost

 Ean: 0851114008433   |    PartNumber: WBS-433   |   Asin: B07GXGLQ56

BRAND NEW ANODIZED ALUMINUM SEAT CLAMP HAS AN INSIDE DIAMETER OF 31.8MM, DESIGNED FOR BIKES THAT USE A SEAT POST WITH A 27.2MM DIAMETER. TIGHTENS USING A 4MM ALLEN HEX WRENCH

Features

  • HEAVY DUTY REPLACEMENT SEAT COLLAR RELIABLY SECURES YOUR BIKE'S SEAT POST
  • SUPER LIGHT WEIGHT ALLOY WILL NEVER RUST
  • ANODIZED IN A DURABLE SILVER FINISH
  • FITS ANY BIKE THAT USES A 27.2MM SEAT POST (CHECK YOURS FOR THIS INSCRIPTION: 27.2MM)
  • IDEAL REPLACEMENT FOR OLDER BIKES THAT HAVE LOST OR WORN OUT CLAMPS WITH STRIPPED THREADS
  • See more on Amazon...

Brand: WeeBikeShop   |   Manufacturer: WeeBikeShop

Item Dimensions: 0.5 x 1.5 x 2 inches (1.3 x 3.8 x 5.1 cm)   |   Package Dimensions: 0.5 x 3 x 5 inches (1.3 x 7.6 x 12.7 cm)

Amazon Price: $4.99 | as of 11/18/2018(2:42pm pst)
Availibility: Usually ships in 24 hours
List Price: $4.99

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  #9

WeeBikeShop 31.8mm Quick Release Seat Clamp - Tool Free Collar for 27.2mm Bicycle Seatpost

 Ean: 0851114008440   |    PartNumber: WBS-440   |   Asin: B07GXDCX88

BRAND NEW ANODIZED ALUMINUM QUICK RELEASE SEAT CLAMP HAS AN INSIDE DIAMETER OF 31.8MM, DESIGNED FOR BIKES THAT USE A SEAT POST WITH A 27.2MM DIAMETER.

Features

  • CHANGE THE HEIGHT OF YOUR BICYCLE'S SEAT WITHOUT TOOLS
  • QUICK RELEASE SEAT CLAMP IS OPERATED WITH A SIMPLE LEVER THAT SECURELY TIGHTENS YOUR BIKE SEAT AT THE DESIRED HEIGHT
  • LIGHTWEIGHT ALLOY CLAMP IS ANODIZED IN A BEAUTIFUL RED FINISH
  • FITS ANY BIKE THAT USES A 27.2MM SEAT POST (CHECK YOURS FOR THIS INSCRIPTION: 27.2MM)
  • MAKES IT EASY FOR TWO PEOPLE TO SHARE THE SAME BICYCLE OR CHANGE THE SEAT HEIGHT ON RENTAL BIKES
  • See more on Amazon...

Brand: WeeBikeShop   |   Manufacturer: WeeBikeShop

Item Dimensions: 0.5 x 2.5 x 2.5 inches (1.3 x 6.4 x 6.4 cm)   |   Package Dimensions: 0.5 x 3 x 5 inches (1.3 x 7.6 x 12.7 cm)

Amazon Price: $5.99 | as of 11/18/2018(2:42pm pst)
Availibility: Usually ships in 24 hours
List Price: $5.99

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  #10

LVOERTUIG Bike Bicycle Quick Release SeatPost Clamp31.8mm Bike Road Bike Casual Bike Seatpost Clamp

 PartNumber: 15379530474423   |   Asin: B07HP1C5FK

Bike Bicycle Quick Release SeatPost Clamp31.8mm Bike Road Bike Casual Bike Seatpost Clamp Description: 100% Brand New and High Quality. 1. Convenient design, simple installation. 2. Apply for most road bikes and mountain bikes etc. 3. Suitable for 27.2mm-28.6mm(1.07-1.13") seat post. 4. Made of aluminum alloy material. Durable and sturdy. Specifications: Color: red, blue, gold Material: aluminum alloy Size (approx.): 31.8mm/1.25" Package Included: 1PC * Bike seatpost clamp Note: 1.Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2cm differences due to manual measurement.

Features

  • Convenient design, simple installation.
  • Apply for most road bikes and mountain bikes etc.
  • Suitable for 27.2mm-28.6mm(1.07-1.13) seat post.
  • Made of aluminum alloy material. Durable and sturdy.
  • Package Included: 1PC * Bike seatpost clamp. Size (approx.): 31.8mm/1.25
  • See more on Amazon...

Brand: LVOERTUIG   |   Manufacturer: LVOERTUIG

Item Dimensions: 3.15 x 3.94 x 12.6 inches (8.0 x 10.0 x 32.0 cm)   |   

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  #11

Zisen Universal Bike Seat Rail Saddle Clamp Standard Single Rail 7/8" Black

 Ean: 0772629285112   |    PartNumber: zs0026   |   Asin: B07HC9JNJY

Features

  • Universal to fit with: It has a standard 7/8'' seat post for seat mounting.
  • Designed for seatposts that do not have a clamp on top
  • 7/8 Inside diameter
  • GUARANTEED: One year Warranty.If for any reason you are not completely satisfied, we will offer a REPLACEMENT or REFUND immediately!
  • See more on Amazon...

Brand: Zisen   |   Manufacturer: Zisen

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  #12

BOying Bike Bicycle Quick Release SeatPost Clamp 31.8mm MTB Bike Road Bike Casual Bike Seatpost Clamp

 PartNumber: BOying   |   Asin: B07GSKVRBB


Features:
High quality aluminum alloy bike seat clamp, excellent performance, durable.
Quick release style clamp, convenient and useful. Super lightweight, easy to install.
You can adjust the clamp on the way even without any other tools.
With this product, you don't have to prepare other tools in case of adjusting seat.
Adjust your seat anywhere as you want.Give you more relax, easier biking trip.
Make your cycling smoothly. It is a little good partner for your bicycle.

Specifications:
Material: Aluminum Alloy
Color: Blue, Yellow, Red, White, Black
Internal Diameter: app.31.8mm/1.25in
Outer Diameter: app.3.8cm/1.50in
Quantity: 1 Pc

Note:
No retail package.
Transition: 1cm=10mm=0.39inch
Please allow 0-1cm error due to manual measurement. Pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package includes:
1 x Bike Seat Clamp







Features

  • Aluminum / Carbon fiber Quick Release Bike Seat Clamp.
  • Weight: 45g
  • Material: Aluminum Alloy
  • Easy to Use. High Quality
  • Internal Diameter: app.31.8mm/1.25in Outer Diameter: app.3.8cm/1.50in
  • See more on Amazon...

Brand: BOying   |   Manufacturer: BOying

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  #13

Lowrider Black Bike Saddle Clamp Double Rail. Bike Part for Cruiser, BMX, Trike, Bicycle Parts

 PartNumber: 222931   |   Asin: B07H7B4L7Q

Saddle Clamp Double Rail Black.

Features

  • Black Bike Saddle Clamp Double Rail. bike part for Cruiser, BMX, Lowrider, Trike, bicycle Parts
  • Saddle Clamp Double Rail Black.
  • See more on Amazon...

Brand: Lowrider   |   Manufacturer: Lowrider

Amazon Price: $10.99 | as of 11/18/2018(2:42pm pst)
Availibility: Usually ships in 1-2 business days
List Price: $10.99

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  #14

EC90 2018 Full Carbon Fiber seat Clamps Glossy Ultra-Light Lock seat Tube Clip MTB Bicycle seat Tube Clip 31.6 30.8 27.2

 PartNumber: 987421   |   Asin: B07GQJW76P

All carbon fiber seat clamp full carbon fiber, red for the nut aluminum alloy material, the outer ring for the whole carbon fiber +3 K light Weight: 23G Appearance: 3K bright light treatment

Features

  • All carbon fiber seat clamp
  • full carbon fiber, red for the nut aluminum alloy material
  • Appearance: 3K bright light treatment
  • Weight: 23G
  • See more on Amazon...

Brand: EC90   |   Manufacturer: Kames Technology Co., Ltd

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Looking For Something Else? Search

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New Releases

  1. WeeBikeShop 31.8mm Bicycle Seat Clamp - 4mm Collar for 27.2mm Bicycle Seatpost
  2. WeeBikeShop 31.8mm Quick Release Seat Clamp - Tool Free Collar for 27.2mm Bicycle Seatpost
  3. LVOERTUIG Bike Bicycle Quick Release SeatPost Clamp31.8mm Bike Road Bike Casual Bike Seatpost Clamp
  4. Zisen Universal Bike Seat Rail Saddle Clamp Standard Single Rail 7/8" Black
  5. BOying Bike Bicycle Quick Release SeatPost Clamp 31.8mm MTB Bike Road Bike Casual Bike Seatpost Clam...
  6. Lowrider Black Bike Saddle Clamp Double Rail. Bike Part for Cruiser, BMX, Trike, Bicycle Parts
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Most Wished For

  1. Corki Quick Release Bicycle Seatpost Clamp Sandblasting Anodised Aluminum Alloy 31.8MM/34.9MM Black/...
  2. Sunlite Alloy Seat Post Clamp with Rack Mount
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Most Gifted

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  2. Corki Quick Release Bicycle Seatpost Clamp Sandblasting Anodised Aluminum Alloy 31.8MM/34.9MM Black/...
  3. The Flying Wheels Aluminum Quick-Release Seat Post Clamp 31.8mm Black Bike Seat Clamps (1 Pack)
  4. Control Tech Settle Road Bike Seat Clamp

Top Selling

  1. Corki Quick Release Bicycle Seatpost Clamp Sandblasting Anodised Aluminum Alloy 31.8MM/34.9MM Black/...
  2. The Flying Wheels Aluminum Quick-Release Seat Post Clamp 31.8mm Black Bike Seat Clamps (1 Pack)
  3. Sunlite Alloy Seat Post Clamp with Rack Mount



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