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The Bontrager Rotary Head Seatpost 7x10mm Saddle Clamp Ears are the genuine OEM replacement for riders pairing a Bontrager rotary head seatpost or Trek seatmast cap with a saddle featuring carbon oval rails
Increased durability
With generous tire clearance and multiple mounting points
- External bearing location — increased BB shell stiffness and smoother spin
Mounts to the Knock Block frame chip display tabs on Trek Rail Gen 2 to mount the Bosch Kiox display behind the stem to keep your cockpit spotless
2025 Orbea Terra H30 Color:Blue Stone / Copper The Bontrager Rotary Head SeatpostThe 2025 Orbea Terra H30 is a versatile gravel bike designed for endurance riding on mixed surfaces. Built to perform equally well on pavement and gravel, its ideal for riders looking to explore longer routes with confidence. An aluminum gravel bike frame provides durability and comfort, while the carbon fork helps absorb vibration from rough terrain. The 2x drivetrain offers a broad gear range for climbing, rolling terrain, and faster road sections.
US$ 24.99
US$ 99.99
US$ 99.99