Bontrager Rotary Head Seatpost Head Part Kits

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.
- The kit contains 7 mm round seatpost ears, inner cones, bolt and spring.
- Compatible with 2010+ Bontrager single-bolt rotary seatposts and seat mast caps.