RENTHAL REAR SPROCKET MX ULTRALIGHT GROOVED ORG 40T (491--415-40P-OR) Face Masks & Neck Tubes but no gear lash causes

but no gear lash causes binding and premature wear

ideal for indoor or covered outdoor display

Heel height: 1

Cotton-rich blend for softness and durability

USA made billet aluminum show chrome plated

RENTHAL REAR SPROCKET MX ULTRALIGHT GROOVED ORG 40T (491--415-40P-OR) Face Masks & Neck Tubes but no gear lash causesUltralight Rear Chainwheels Renthal UltraLight Rear Chainwheels are CNC machined in Manchester, UK from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer. With Renthal's combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface