This item is a Trek Carbon Ride Tuned seatmast cap. It is a component specific to Trek road bike frames (such as Madone, Émonda, or Domane models) that use an integrated seatpost.
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​Brand: Trek (Ride Tuned range).
​Material: High-performance carbon.
​Compatibility: Fits Trek frames with an inverted seatpost (the mast caps the frame).
​Adjustments: Single-bolt head for easy adjustment of saddle tilt and setback.
​Safety: Indicated maximum torque of 16 Nm.
​Condition: new
​Total length 135 mm
​20 mm setback...