The Replacement Hardware Kit includes all of the parts needed to replace the saddle clamp hardware on your Redshift Dual-Position SeatpostQty. 1 35mm Saddle Clamp Bolt (Front)Qty. 1 30mm Saddle Clamp Bolt (Rear)Qty. 2 Round Saddle Clamp NutsQty. 2 Spherical WashersQty. 1 Eccentric Set Screw