Problem Solvers Rear 6mm Booster Kit - Center Lock Hub CheckoutSpec= X12 Boost Compound Organic Heat Sink No

Compound Organic Heat Sink No Backing Plate Material Steel Pad Shape Number 35

Reliable consistent performance on any trail freeride line or DH track

Compatible with hollow crank axles including Shimano Hollowtech II FSA Sram and Raceface

Enduro black oxide steel sealed bearings included on both the upper and lower

and the skate rubber makes the wheels incredibly wear resistant

Problem Solvers Rear 6mm Booster Kit - Center Lock Hub CheckoutSpec= X12 Boost Compound Organic Heat Sink NoBooster 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. Hub Type Center Lock