Ultra light weight spool for Shimano17Scorpion BFS (magnet brake model) for the ultimate finesse performance.

17SCP15R spool, 1.5mm deep, 8.1g, (genuine spool 8.9g) Line capacitiy 0.205mm-35m, 0.165mm-45m (Genuine spool 0.235mm-45m)

17SCP29R spool, 2.9mm deep, 8.4g, holding 50% more than stock spool 0.235mm-60m, 0.260mm-50m, 0.285mm-40m