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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
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30-Day Unconditional Guarantee
If for any reason you're not satisfied with a Bontrager or Trek aftermarket purchase, return the item, along with the original sales receipt to the original place of purchase within 30 days for an exchange or refund. Think of it as a 30-day test ride.