Super B TB-CR31 E-Bike transmission maintenance tool with 3 inserts

E-Bike drivetrain tool.

Features

• Sleek design with aluminum cap.
• Easy to hold the chainring of E-bikes and rotate counterclockwise with crank for chain maintenance.
• Magnetic holder attaches 3 bits, sizes: Hex 5 / 6 mm, Torx® 30.