Renthal Rear Sprocket Hard Anodised 520 [Kawasaki] size:45 Tooth each R4 chain is pre-stretched

each R4 chain is pre-stretched

OEM Compression: 11

Reduce crank pin wear with these crank seals

but they also save you money when compared to purchasing all items individually

Good dimensional stability

Renthal Rear Sprocket Hard Anodised 520 [Kawasaki] size:45 Tooth each R4 chain is pre-stretchedRenthal hard anodised sprockets are specifically designed for road and road racing applications. They feature all the benefits of Renthal off road aluminium rear sprockets but with increased longevity from the hard anodised process. Hard anodising is an integral surface coating that significantly increases the hardness and wear resistance of the chainwheel surface. Renthal hard anodised rear sprockets are precision CNC manufactured to extremely high