• English
    • Deutsch
    • French
    • Requires WPML plugin
  • Country
    • United States (USD)
    • Deutschland (EUR)
    • Japan (JPY)
FREE SHIPPING FOR ALL ORDERS OF $150
  • Newsletter
  • Contact Us
  • FAQs
Select category
  • Select category
  • E-Bike Accessories
    • Bags
    • Clothing
    • Fenders
    • Helmets
    • Lights
    • Locks
    • Racks
    • Tires
    • Tools
    • Tubes
  • E-Bike Parts
    • Batteries
    • Brakes
    • Cassettes
    • Chains
    • Controllers
    • Derailleurs
    • Displays
    • Handlebars
    • Motors
    • Seat Posts
    • Seats
    • Shifters
    • Stems
  • E-bikes
    • Aventon
    • Fiido
    • Other popular brands
    • Rad Power Bikes
    • Ride1Up
Wishlist
0 Compare
0 items $0.00
Menu
0 items $0.00
Browse Categories
  • E-bikes
    • Aventon
    • Fiido
    • Rad Power Bikes
    • Ride1Up
    • Other popular brands
  • E-Bike Accessories
    • Bags
    • Clothing
    • Fenders
    • Helmets
    • Lights
    • Locks
    • Racks
    • Tires
    • Tools
    • Tubes
  • E-Bike Parts
    • Batteries
    • Brakes
    • Cassettes
    • Chains
    • Controllers
    • Derailleurs
    • Displays
    • Handlebars
    • Motors
    • Seat Posts
    • Seats
    • Shifters
    • Stems
  • Resources
    • E-Bike Maintenance Tips
    • E-Bike Laws and Regulations
    • E-Bike Community Forums
    • E-Bike Buying Guide
    • E-Bike Reviews
    • FAQ
  • Home
  • Shop
  • Blog
  • About Us
  • Contact Us
-10%
Bike Seat Clamp, Bicycle Seat Post Clamp, Bike Quick Release Seatpost Collar, 31.8mm /34.9mm, Lightweight, Durable, Universal Fit for Road/Mountain Bikes, for 27.2-28.6mm/30.4-31.6mm
Click to enlarge
Bike Seat Clamp, Bicycle Seat Post Clamp, Bike Quick Release Seatpost Collar, 31.8mm /34.9mm, Lightweight, Durable, Universal Fit for Road/Mountain Bikes, for 27.2-28.6mm/30.4-31.6mm
Home E-Bike Parts Seat Posts Bike Seat Clamp, Bicycle Seat Post Clamp, Bike Quick Release Seatpost Collar, 31.8mm /34.9mm, Lightweight, Durable, Universal Fit for Road/Mountain Bikes, for 27.2-28.6mm/30.4-31.6mm
Polisport Front Fender (BLACK) For 08-17 SUZUKI RMZ450
Polisport Front Fender (BLACK) For 08-17 SUZUKI RMZ450 $27.74
Back to products
HeiMok 11.8″ Blue Aluminum Bike Handlebar Extender, 30cm Double, Suitable for 21-32cm Bicycle, HANDLEBAR Extender, Mountain, Road, Multi-use
HeiMok 11.8" Blue Aluminum Bike Handlebar Extender, 30cm Double, Suitable for 21-32cm Bicycle, HANDLEBAR Extender, Mountain, Road, Multi-use $12.99

Bike Seat Clamp, Bicycle Seat Post Clamp, Bike Quick Release Seatpost Collar, 31.8mm /34.9mm, Lightweight, Durable, Universal Fit for Road/Mountain Bikes, for 27.2-28.6mm/30.4-31.6mm

$9.99 Original price was: $9.99.$8.99Current price is: $8.99.

Compare
Add to wishlist
Category: Seat Posts Tags: 27.228.6mm30.431.6mm, 31.8mm, 34.9mm, Bicycle, Bike, Bikes, Clamp, Collar, Durable, E-Bike Seat Posts, Fit, Lightweight, Post, Quick, Release, RoadMountain, Seat, Seatpost, Universal
Share:
  • Description
  • Reviews (0)
  • Shipping & Delivery
Description

Price: $9.99 - $8.99
(as of Jun 28, 2025 02:14:00 UTC – Details)



Upgrade your bike’s performance and aesthetics with our high-performance seat post clamp. Engineered for cyclists who demand reliability and style, this clamp combines lightweight design with advanced features to ensure a secure, comfortable ride.

– Universal Fit: Choose between 31.8mm or 34.9mm sizes to match your bike’s seat post diameter.
– Precision Engineering: CNC-machined components and self-adjusting nut technology eliminate slippage and ensure optimal clamping force.
– Durability: Anodized aluminum resists corrosion and wear, even in harsh conditions.
– Style Meets Function: Available in vibrant colors to complement your bike’s look.

Installation Tips:
1. Check your seat post’s diameter label (usually printed on the post).
2. Measure the post diameter with calipers if no label is present.
3. Tighten the quick-release lever until secure—no over-tightening needed.

Package Includes: Bike Seat Clamp*1
Premium Aluminum Construction – Crafted from high-strength aluminum alloy with precision CNC machining for superior durability and a sleek, professional finish. – Hollowed-out design reduces weight while maintaining structural integrity.
Innovative Self-Adjusting Nut – Unique swivel-nut mechanism automatically aligns with the seat post during tightening, preventing stress-induced deformation and ensuring a secure, wobble-free fit.
Corrosion-Resistant Anodized Finish – Stunning anodized surfaceresists scratches and weather damage for long-lasting aesthetics.
Tool-Free Quick Release – Effortless installation/removal with the integrated quick-release lever; no additional tools required. Perfect for on-the-go adjustments.
Compatibility – 31.8mm clamp fits seat posts 27.2mm, 28.6mm in diameter. – Works with road, mountain, and hybrid bikes.

Reviews (0)

Reviews

There are no reviews yet.

Be the first to review “Bike Seat Clamp, Bicycle Seat Post Clamp, Bike Quick Release Seatpost Collar, 31.8mm /34.9mm, Lightweight, Durable, Universal Fit for Road/Mountain Bikes, for 27.2-28.6mm/30.4-31.6mm” Cancel reply

Your email address will not be published. Required fields are marked *

Shipping & Delivery

Related products

-25%
Aeibxiy Bike SeatPost 27.2mm 30.9mm 31.6mm Aluminum Alloy 350mm Bicycle Seat Post for Mountain Road Bikes BMX
Compare

Aeibxiy Bike SeatPost 27.2mm 30.9mm 31.6mm Aluminum Alloy 350mm Bicycle Seat Post for Mountain Road Bikes BMX

Seat Posts
$15.99 Original price was: $15.99.$11.99Current price is: $11.99.
Price: (as of – Details) Size: Diameter: 27.2mm 30.9mm 31.6mm; Length: 350 mm (13.8inch)Material: made of high strength aluminum alloy,
Add to wishlist
Buy Now
Quick view
Bike Seat Post 25.4/27.2/28.6 x 350 mm Aluminum Alloy Bicycle Seatpost for Mountain MTB Road Bike Fixed Gear Bike Seatpost
Compare

Bike Seat Post 25.4/27.2/28.6 x 350 mm Aluminum Alloy Bicycle Seatpost for Mountain MTB Road Bike Fixed Gear Bike Seatpost

Seat Posts
$7.95
Price: (as of – Details) Product Description How to Choose the Size: Method 1: Check or Measure the diameter of
Add to wishlist
Buy Now
Quick view
Boenoea Bike Seatpost, Bicycle Seat Post 25.4 27.2 28.6 30.4 30.9 31.6 400mm Length Aluminum Alloy Bicycle Seat Tube for Mountain Bike and Road Bike, MBX
Compare

Boenoea Bike Seatpost, Bicycle Seat Post 25.4 27.2 28.6 30.4 30.9 31.6 400mm Length Aluminum Alloy Bicycle Seat Tube for Mountain Bike and Road Bike, MBX

Seat Posts
$8.99
Price: (as of – Details) We have been specializing in bicycle accessories for many years, providing a range of different
Add to wishlist
Buy Now
Quick view
FIFTY-FIFTY Mountain Bike Seat Post, 27.2/30.9/31.6mm Aluminum Alloy Bicycle Seat Post, 350mm Length for MTB, Road Bike, E-Bike
Compare

FIFTY-FIFTY Mountain Bike Seat Post, 27.2/30.9/31.6mm Aluminum Alloy Bicycle Seat Post, 350mm Length for MTB, Road Bike, E-Bike

Seat Posts
$29.99
Price: (as of – Details) From the brand Mountain Bike Accessories FIFTY-FIFTY was founded by 3 MTBers in 2012, who
Add to wishlist
Buy Now
Quick view
-6%
Giantree 2 Pcs Bicycle Seat Post, 25.4mm x 180mm Length Alloy Bicycle Seat Post Bicycle Seat Tube Black Bike Seatpost for Mountain Bike Road Bike Fixed Gear
Compare

Giantree 2 Pcs Bicycle Seat Post, 25.4mm x 180mm Length Alloy Bicycle Seat Post Bicycle Seat Tube Black Bike Seatpost for Mountain Bike Road Bike Fixed Gear

Seat Posts
$7.99 Original price was: $7.99.$7.49Current price is: $7.49.
Price: (as of – Details) Product name: 2pcs iron Bicycle Seat PostMaterial: ironColor: blackPacking list: 2pcs iron Bicycle Seat Post【Note】:
Add to wishlist
Buy Now
Quick view
REDSHIFT ShockStop Suspension Seatpost for Bicycles, Shock-Absorber Bike Seat Post for Road, Gravel, Hybrid, and E-Bikes
Compare

REDSHIFT ShockStop Suspension Seatpost for Bicycles, Shock-Absorber Bike Seat Post for Road, Gravel, Hybrid, and E-Bikes

Seat Posts
$183.99
Price: (as of – Details) From the brand RIDE FARTHER, FASTER, AND MORE COMFORTABLY – The ShockStop bicycle suspension seatpost
Add to wishlist
Buy Now
Quick view
Steel Alloy Bike Seat Posts, 350mm Bicycle Seat Post Multi-Size Bicycle Parts
Compare

Steel Alloy Bike Seat Posts, 350mm Bicycle Seat Post Multi-Size Bicycle Parts

Seat Posts
$19.99
Price: (as of – Details) Total length: 350mmApplicable diameter: 25.4mmAdjustable length: 170mmMaterial: steel alloyWeight: 345g
Add to wishlist
Buy Now
Quick view
UPANBIKE Bike Seat Post Aluminum Alloy Length 350mm 400mm φ25.4/27.2/28.6/30.4/30.9/31.6mm Black for Mountain Bike Road Bicycle
Compare

UPANBIKE Bike Seat Post Aluminum Alloy Length 350mm 400mm φ25.4/27.2/28.6/30.4/30.9/31.6mm Black for Mountain Bike Road Bicycle

Seat Posts
$7.50
Price: (as of – Details) Product Description Important notice: 1. This is for a seat post only, the saddle clamp
Add to wishlist
Buy Now
Quick view

    Free Shipping.

    No one rejects, dislikes.

    24/7 Support.

    It has survived not only.

    Online Payment.

    All the Lorem Ipsum on.

    Fast Delivery.

    Many desktop page now.

    • PRODUCTS
      • Bags
      • Clothing
      • Fenders
      • Helmets
      • Lights
    • PRODUCTS
      • Locks
      • Brakes
      • Batteries
      • Tires
      • Tools
    • POST BLOG
      • E-Bike Buying Guide
      • E-Bike Community Forums
      • E-Bike Laws and Regulations
      • E-Bike Maintenance Tips
    • USEFUL LINKS
      • Privacy Policy
      • About Us
      • Contact Us
      • Terms And Condition
      • Affiliate Disclaimer

    AVAILABLE ON:

    Join our newsletter!

    Will be used in accordance with our Privacy Policy

    © 2026 eriderdeals.com. All rights reserved

    • Menu
    • Categories
    • E-bikes
      • Aventon
      • Fiido
      • Rad Power Bikes
      • Ride1Up
      • Other popular brands
    • E-Bike Accessories
      • Bags
      • Clothing
      • Fenders
      • Helmets
      • Lights
      • Locks
      • Racks
      • Tires
      • Tools
      • Tubes
    • E-Bike Parts
      • Batteries
      • Brakes
      • Cassettes
      • Chains
      • Controllers
      • Derailleurs
      • Displays
      • Handlebars
      • Motors
      • Seat Posts
      • Seats
      • Shifters
      • Stems
    • Resources
      • E-Bike Maintenance Tips
      • E-Bike Laws and Regulations
      • E-Bike Community Forums
      • E-Bike Buying Guide
      • E-Bike Reviews
      • FAQ
    • Home
    • Shop
    • Blog
    • About Us
    • Contact Us
    Shopping cart
    Close
    Shop
    Wishlist
    0 items Cart
    My account