The wedge itself is machined precisely from aluminum and has a lightly textured surface that provides friction to the back of the Gan aero post to bind it in place once the so-called "grub screws" are fastened.
- Wedge and bolt set for Pinarello PRINCE & GAN seattube/seatpost system
- Machined aluminum binding wedge mates perfectly to post, prevent slipping
- Two internal head hex screws fasten through seattube, secures post via wedge
- Top quality OEM Pinarello replacement part