Description The Park Tool Crank Remover Square CCP-22 is a purpose-built tool for removing crank arms from bicycles with three-piece cranks that use an M8 crank bolt, including common square tapered cranks, SRAM PowerSpline cranks, FSA Power Drive cranks, and BNI cranks on Bosch e-bike systems. The CCP-22 uses extra-fine thread and a long, comfortable handle that provides the needed leverage to remove even the tightest cranks. The strong floating tip system ensures smooth operation and long life. PARK TOOL CRANK REMOVER SQUARE CCP-22 FEATURES Compatible with systems that use an M8 or M10 threaded crank bolt, including: Square taper SRAM PowerSpline BNI cranks for Bosch e-bike systems NOTE: For crank systems that use an M12 or M14 crank bolt, such as ISIS Drive or Octalink, use the Park Tool CCP-44 or CWP-7.