Renthal Sprocket Rear Silver 42T Alloy 7075 T6 Grooved BMW Neck Roll made with 2-way

Neck Roll made with 2-way stretch breathable fabric with Nabuk inserts

Voltage 12V Power 2W

Outer Pockets: 3

Angled brass tip slots in ring nicely

A powder-coated finish provides excellent resistance against corrosion and environmental wear

Renthal Sprocket Rear Silver 42T Alloy 7075 T6 Grooved BMW Neck Roll made with 2-wayRenthal sprockets are simply the finest sprockets on the market today. Their sprocket features a specially developed nickel chrome molybdenum steel which is case hardened and core refined to give the ultimate combination of strength and hardness. Grooved sprockets have cut outs at the bottom of the tooth to allow the escape of mud that would otherwise be trapped between the chainwheel and the chain. Allowing the easy escape of the mud prevents tension