Bontrager Eyeleted Seatpost Clamps
Best rack mounting solution for cyclists lacking frame eyelets.
This component solves the common problem of mounting a rear rack on frames lacking dedicated eyelets. It replaces the standard seatpost clamp, providing secure attachment points for commuting or touring gear without requiring frame modifications.
$12.99
at
The Sports Den
Who it's for
- Commuters and tourers needing clean accessory mounting points
- Trek owners seeking guaranteed fit and reliable durability
- Cyclists carrying heavy loads who need extra rack stability
Who should skip it
- Owners of bikes with non-standard seat tube diameters
- Weight-conscious riders prioritizing the lightest possible setup
- Minimalists who never use racks or fenders
Performance breakdown
Installation Simplicity
Swapping a standard clamp is straightforward and requires minimal mechanical expertise.
Rack Compatibility
Adds essential mounting points to frames previously incompatible with rear racks.
Build Durability
Aluminum construction provides a robust, secure interface for heavy commuting loads.
Adjustment Convenience
Quick-release lever with rubber grip makes on-the-fly adjustments effortless.
Size Versatility
Covers common diameters but may not fit niche or oversized seatposts.
Frame Preservation
Enables rack utility without requiring permanent or damaging frame modifications.
Key Specs
Clamp Diameters
31.9mm, 35.0mm, 36.4mm
Clamp Styles
Quick-release, Bolt-on
Intended Use
Rear rack mounting
Material
Aluminum
Finish
Matte
Thread Type
Coarse Thread
Component Application Area
Seatpost
Know before you buy
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Ask Metto anything about the Bontrager Eyeleted Seatpost Clamps before you decide.