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Problem Solvers Booster Spacer Kit for Rear Hubs 10mm silver/black (2021)
Booster thru-axle hub spacer kits are designed to give your non-Boost front and rear thru-axle hubs the boost they need to fit any Boost-compatible frame or fork.
MTB, Road, Downhill & Freeride, BMX & Dirt
Booster axle kit for the rear wheel
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