Birzman Chainring Nut Wrench Moon improving the shifting speed and

improving the shifting speed and precision while eliminating the need for shifter trim

The DeFender™ R1 and R2 offer road riders great protection from water and road spray in a tough

Isomaltulose

Triathlon & Time Trial

Mountain Bike

Birzman Chainring Nut Wrench Moon improving the shifting speed andThe 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 hex wrenches 2 pin