The SB120 is designed to work exclusively with SRAM's Universal Derailleur Hanger at 12x148mm spacing. This axle has a thread pitch 12x1.0 and a length of 172mm. Note that this axle is only compatible with frames specifically designed with the Universal Derailleur Hanger. The stock axle on the frame threads on and off with a 6mm hex wrench from the non-drive side. Aftermarket companies may offer a compatible axle with a quick release lever. |
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