Birzman Lockring Socket

Sprockets Cycles Verified independent store

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Birzman Lockring Socket Lockring Sockets specific to e-bikes, there are 9 lockrings available which correspond to the following e-bike motors: Shimano™ STEPS 54 / Shimano™ STEPS 39 Bosch™ 43 (Gen3) / Bosch™ 50 (Gen2) / Bosch™ 60 (Gen1) Yamaha™ PW 36mm Hex / Yamaha™ PW-X 46 Panasonic™ 62 Brose™ 43 The sockets are of 1/2" Dr. and are compatible with Birzman Socket and Torque Wrenches. Show more