Product details
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Trek Bontrager Carbon Seatmast Cap 135/175mm 5/20mm Offset Matte Black w Clamp
About This Item
Product Description
The Bontrager Carbon Seatmast Cap is a genuine Trek replacement component for compatible Trek road bikes using Trek’s seatmast system.
Constructed from lightweight carbon fiber and finished in Matte Black, this version includes the rotary saddle clamp / head hardware, making it a more complete replacement assembly.
Choose from multiple length and setback options to match your existing setup or adjust saddle height and position.
Available Variations
Seatmast Cap Size Length Offset Finish
135mm x 5mm 135mm 5mm Matte Black
135mm x 20mm 135mm 20mm Matte Black
175mm x 20mm 175mm 20mm Matte Black
Key Features
Genuine Trek / Bontrager replacement seatmast cap
Lightweight carbon construction
Matte Black finish
Includes rotary saddle clamp / head hardware
Multiple length and setback options
Single-bolt saddle adjustment system
Allows precise saddle angle and fore/aft positioning
OEM replacement for compatible Trek seatmast-equipped road frames
Specifications
Brand: Bontrager / Trek
Product Type: Carbon Seatmast Cap
Material: Carbon Fiber
Color: Matte Black
Length Options: 135mm / 175mm
Offset Options: 5mm / 20mm
Saddle Adjustment: Single Bolt / Rotary Head
Recommended Torque: 6-8 Nm
Compatibility
Designed for compatible Trek road bikes using this generation of Trek seatmast system, including applicable:
Trek Domane SL / SLR, approximately 2012-2019
Trek Émonda SL / SLR
Trek Madone 5 / 6 / 7 Series, approximately 2010-2015
Fitment can vary by model year and frame generation. Please compare your existing seatmast cap dimensions and confirm the required length and offset before ordering.
Included
One Bontrager carbon seatmast cap in the selected size
Rotary saddle clamp / head hardware for 7x7mm rails
Condition
New
Non-retail packaged
Matte Black finish
Specifications
Brand Bontrager
Condition New
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Wheel & Sprocket has been family owned since 1973, with shops across Milwaukee, the Fox Valley, Madison and Chicagoland. Every order is picked and packed by people who ride, and if something is not right a mechanic will answer you — not a script.
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Item specifics
| Condition | New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is ... |
|---|---|
| Color | Black |
| Product Style | Seat Mast Cap |
| Model Year | 2020 |
| Bike Type | Road |
| Brand | Bontrager |
| Country of Origin | China |
