Optional Aftermarket Foam Seat for 12.5, 16.0, 20.0, and 24.0 Oset Bikes This seat will transform your Oset Trials bike into a perfect trail bike or track racer. This accessory foam seat is contoured to fit the plastic / frame of the 12.5, 16.0, 20.0 and 24.0 Oset bikes. Or favorite attachment method is Hook & Loop with the fuzzy side attached to the bike, prickly side to the seat bottom. |