TB-FW10 PAT.

Chain whip & lockring wrench

Made of heat-treated, high-grade Cr-Mo steel, a professional chain whip and lockring wrench with extra length for superior leverage.
Features a hook to fit lockrings.
Compatible with 5 to 10 speed cassette.
Use with cassette removers such as TB-FW30/ TB-FW36 / TB-CP15 / TB-1445 / TB-1465 to loosen sprockets.