RFX Pro Series Armalite Double Compound Rear Sprocket (Steel/Aluminium) - 520 FXRS 80-51 ALBU kawasaki-kx-85-std-wheels-17-14--kx85c--85-2019-esi7277463 Natural voice operation (Natural Voice)

Natural voice operation (Natural Voice)

Replacement inner tube Rim diameter 12"JS87C valve standard Rim diameter:12 Thickness (mm):1

a perfect and harmonized technology

7 external pockets

RFX Pro Series Armalite Double Compound Rear Sprocket (Steel/Aluminium) - 520 FXRS 80-51 ALBU kawasaki-kx-85-std-wheels-17-14--kx85c--85-2019-esi7277463 Natural voice operation (Natural Voice)RFX Pro Series Armalite sprockets are designed and tested at the highest level by top World and British championship race teams. The dual ring design gives the ultimate sprocket performance, reduced weight thanks to a 7075 T6 aluminium centre and long lasting teeth life thanks to the high carbon steel outer. Armalite sprockets also feature a hexagon drive interface between the inner and outer ring, this is revolutionary technology for sprockets and