On Sale

Mount a rack to any bike with this lightweight adapter that adds two M5 rear threaded eyelets to the seatpost
Perfect for retro fitting a rear rack to turn any bike into a Trekk ready machine

Forged AL6061-T6 alloy construction
Rubber weather seal repels contaminants
High-leverage 68mm QR lever

Cold forged and CNC machined from 6061-T6 aluminum alloy, Helix Seat Clamps are tough, lightweight and exceptionally good looking
Available in several anodized colors

Box One QR seat clamps are cold forged and CNC machined from 6061-T6 aluminum alloy
A quick release lever makes adjusting your seat height quick and easy
Weighing just 28 grams in the 31.8 size, it is as lightweight as it is tough
The head of the quick-release lever and the face of the clamp are given a proprietary zero friction surface treatment that ensures smooth lever action for the life of the clamp without the need for a bushing
Titanium hardware

AL6061-T6 alloy quick-release seatpost clamp with CNC machined cut-outs
Stainless steel bushing ensures smooth lever action
Rounded edges and floating bolt/ovalized hole design protects carbon frames and seatposts
??á29.8mm for ??á27.2mm seatpost and chromoly frame
??á31.8mm for ??á27.2mm seatpost and aluminum frame
??á34.9mm for ??á30.9mm seatpost and aluminum frame, or ??á31.6mm seatpost and carbon frame
16mm height

Bolt on, CNC machined 6061-T6 aluminum seat post clamp
Stainless steel hardware
31.8mm inner diameter
Available in multiple anodized colors to match your whip

Fully anodized clamp and post in a variety of colors
Available in 2 sizes and 5 colors to match your style

AL6061-T6 alloy quick-release seatpost clamp
Stainless steel bushing ensures smooth lever action
Adjustment knob allows for on-the-fly fine-tuning
Rounded edges and floating bolt/ovalized hole design protects carbon frames and seatposts
??á28.6mm for ??á25.4mm seatpost and steel frame
??á29.8mm for ??á27.2mm seatpost and chromoly frame
??á31.8mm for ??á27.2mm seatpost and aluminum frame
??á34.9mm for ??á30.9mm seatpost and aluminum frame, or ??á31.6mm seatpost and carbon frame
16mm height

AL6061-T6 alloy seatpost clamp with CNC machined cut-outs
Rounded edges and floating bolt/ovalized hole design protects carbon frames and seatposts
??á29.8mm for ??á27.2mm seatpost and chromoly frame
??á31.8mm for ??á27.2mm seatpost and aluminum frame
??á34.9mm for ??á30.9mm seatpost and aluminum frame, or ??á31.6mm seatpost and carbon frame
16mm height

AL6061-T6 alloy seatpost clamp
Rounded edges and floating bolt/ovalized hole design protects carbon frames and seatposts
??á28.6mm for ??á25.4mm seat post and steel frame
??á29.8mm for ??á27.2mm seat post and chromoly frame
??á31.8mm for ??á27.2mm seat post and aluminum frame
??á34.9mm for ??á30.9mm seat post and aluminum frame, or ??á31.6mm seat post and carbon frame
16mm height

Seat clamp with extra leverage design
Black anodized and machined
Seat clamp with extra long quick release lever for added clamping force

6061-T6 aluminum seat post clamp
Low profile with self aligning clamp nut
Replaceable hardware

Bolt on, CNC machined 6061-T6 aluminum seat post clamp
Stainless steel hardware
31.8mm inner diameter
Available in multiple anodized colors to match your whip

The all new Thudbuster is now able to support riders up to 330lbs and incorporates a tool free, interchangeable elastomer system to quickly and easily adjust the seat post for a variety of rider weights
Designed specifically with the rigors of e-bikes and daily commuting in mind, the new Thudbuster ST includes 50mm of travel to significantly diminish shocks and impacts
Installing and adjusting the seat on the new Thudbuster is easier than ever with a single bolt design that secures the seat with a few turns of a standard hex tool
Medium firm elastomer pre-installed from the factory - soft and firm elastomers included

Anodized silver clamp with an anodized and fluted grooved post
Available in a variety of colors to match your style

Forged AL6061-T6 alloy construction with CNC groove design
Machined insert for even clamping force
For use with carbon seat posts

Completely re-designed for increased durability, additional suspension travel, as well as ease of use through tool free elastomer change and a single bolt seat clamp design
Medium firm elastomer pre-installed from the factory - extra soft, soft, firm, and extra firm elastomers sold separately
Pivots are threaded, serviceable, hard anodized aluminum axles with PTFE bushings
5mm setback (unweighted)

AL6061-T6 alloy seatpost clamp
Rounded edges and floating bolt/ovalized hole design protects carbon frames and seatposts
??á28.6mm for ??á25.4mm seat post and steel frame
??á29.8mm for ??á27.2mm seat post and chromoly frame
??á31.8mm for ??á27.2mm seat post and aluminum frame
??á34.9mm for ??á30.9mm seat post and aluminum frame, or ??á31.6mm seat post and carbon frame
16mm height

CNC machined AL6061-T6 alloy construction
Dual bolt design securely holds and evenly spreads clamping force across both seat tube and seatpost
Ideal for use with dropper posts and problematic standard seatposts
Carbon frame and seatpost friendly
22mm height

Economy level forged alloy seat post clamps for BMX and cruiser bikes with 1` / 25.4mm seat posts

CNC machined AL6061-T6 alloy construction
Dual bolt design securely holds and evenly spreads clamping force across both seat tube and seatpost
Ideal for use with dropper posts and problematic standard seatposts
Carbon frame and seatpost friendly
22mm height

With 35mm of travel, the eeSilk+ is a suspension seatpost designed to noticeably soften any gravel or mixed-surface road
Can be tuned to rider weight with a simple elastomer change (sold separately)
Equipped with a titanium thumb wheel for the forward seat clampbolt, and updated stainless steel pivot axles
Comes in both alloy and carbon, 27.2 and 31.6mm options

Machined alloy seatpost clamp that holds as good as it looks
Tapered rear edge and machined collar reduces weight and adds beauty

AL6061-T6 alloy seatpost clamp
Rounded edges and floating bolt/ovalized hole design protects carbon frames and seatposts
??á28.6mm for ??á25.4mm seat post and steel frame
??á29.8mm for ??á27.2mm seat post and chromoly frame
??á31.8mm for ??á27.2mm seat post and aluminum frame
??á34.9mm for ??á30.9mm seat post and aluminum frame, or ??á31.6mm seat post and carbon frame
16mm height

Cold forged and CNC machined from 6061-T6 aluminum alloy, Helix Seat Clamps are tough, lightweight and exceptionally good looking
Available in several anodized colors

Economy level forged alloy seat post clamps for BMX and cruiser bikes with 1` / 25.4mm seat posts

Mount a rack to any bike with this lightweight adapter that adds two M5 rear threaded eyelets to the seatpost
Perfect for retro fitting a rear rack to turn any bike into a Trekk ready machine

Mount a rack to any bike with this lightweight adapter that adds two M5 rear threaded eyelets to the seatpost
Perfect for retro fitting a rear rack to turn any bike into a Trekk ready machine

Machined alloy seatpost clamp that holds as good as it looks
Tapered rear edge and machined collar reduces weight and adds beauty

With 35mm of travel, the eeSilk+ is a suspension seatpost designed to noticeably soften any gravel or mixed-surface road
Can be tuned to rider weight with a simple elastomer change (sold separately)
Equipped with updated stainless steel pivot axles, and stainless steel hardware
Comes in both alloy and carbon, 27.2 and 31.6mm options