SUPER B 2 in 1 cotterless Crank tool. Box of 14mm.

• Features with 14 mm box wrench.
• Super B patented to remove crank arms for both standard square type and Shimano® octalink, ISIS Drive® system, Power Spline or Power Drive bottom bracket interface.
• Fine thread helps you remove cranks smoothly and easily.
• Use with a 8 mm hex key wrench or 15 mm spanner.