ALIGN PILATES JUMP BOARD FOR C,H,F SERIES REFORMERS, Add plyometric exercises to your Pilates repertoire with stable support from this Align-Pilates Jump Board which can be used with the C2 Pro, C2 Pro RC, C8, C1, C1R, C1-Pro, F1, F2 and H1 reformers from the Align-Pilates reformer range. The Jump Board can be added at a later date without requiring modification.