WILIER SEATPOST EXPANDER WEDGE for RAVE SLR-SL/FILANTE SLR/GRNTRSMO SLR

The Wilier Seatpost Expander Wedge (WTP-SPEXP) is the factory-original internal clamp replacement designed specifically for Wilier’s top-tier aerodynamic and endurance framesets. Because these models share a unified carbon seatpost profile, this single internal wedge system ensures cross-compatibility across all three bike platforms.