Birzman Chainring II Nut Wrench Brake Calipers Boost Mode

Boost Mode

1” x 4” x 1

Fits bikes with or without disc brakes

provide you the max light beam pattern to see while riding

Open and hook to the pedal shaft then mount bike pedal to the upside of the HPS-9

Birzman Chainring II Nut Wrench Brake Calipers Boost ModeProduct Description The Birzman Chainring Nut Wrench made of high quality tool steel is a practical tool for repair or maintenance works on your drivetrain. Compatible with most slotted chainring bolts, this tool helps you hold the screw insert. In addition, the wrench features a 2 pin tool for the installation removal of integrated crank pullers as well as 2 hex key wrenches in 9 mm and 10 mm. Features For common slotted chainring nuts 9 mm and 10 mm