Trek Round Ultra-light Carbon Seat Mast Cap & 10mm Ears 175mm x 5mm




Genuine replacement parts

Originally developed for the incredibly light Émonda SLR 10, the SLR seat mast cap is the lightest available for Trek bikes equipped with round seat masts.

Product details

  1. Lighter than the standard round carbon seat mast cap
  2. Direct fit on all Trek road bikes with round seat masts
  3. One bolt head design offers easy fore-aft and infinite angle adjustment
  4. Includes 10mm oval saddle clamp ears, 7mm round ears sold separately