ACS 4-Prong Universal Tool for 4-Slot Freewheels 79mm Can be upgraded to a

Can be upgraded to a power meter

Each tube includes 10 servings

} Replacement batteries

Durable single-layer palm for maximum bike feel and no extra material bunching up

ACS 4-Prong Universal Tool for 4-Slot Freewheels 79mm Can be upgraded to aAM5200: specific tool for ACS Crossfire freewheels, fits over both 3 8" and 14mm axles AM5201: spanner wrench for Crossfire and universal 4 slot freewheels AM5203: specific to Paws, Paws HD, Paws 4. 1 and gray Southpaw freewheels. A reinforcement ring inside the prongs allows firm centering and maximum torque. Tool is NOT compatible with CLAWS, SHIMANO, and some other freewheels AM5205: universal 4 prong that fit Claws, Fat, Southpaw, Shimano, Dicta,