Upgrade or refresh your Bontrager seatpost.
Genuine replacement parts
When it's time to refresh or upgrade your seatpost, Trek Genuine Replacement Parts have you covered.
Product details
- Original equipment replacement parts for your Bontrager rotary head seatpost
- Kit contains 7mm round seatpost ears, inner cones, bolt, and spring
- Compatible with 2010+ Bontrager single-bolt rotary seatposts and seatmast caps
