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The Cyclus BDU3XX/BDU4XX Lockring Tool is a black lockring remover specifically designed for Bosch e-bikes of generations 2, 3 and 4. Its purpose is to dismantle the nut that secures the snap-in chain tool in place.
The Cyclus BDU3XX/BDU4XX Lockring Tool is a black lockring remover specifically designed for Bosch e-bikes of generations 2, 3 and 4. Its purpose is to dismantle the nut that secures the snap-in chain tool in place.
Get the best price on Topeak Cassette & Freewheel Removers. Durable, easy-to-use tools for bike maintenance. Shop deals & save on quality Topeak gear!
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