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Renthal Ultralight rear chainwheels are manufactured to exteremly tight tolerences from a special material developed to withstand the rigours of Supercross, Motocross and Enduro. The 7075 T6 aluminium alloy rear chainwheels are 66% lighter than steel, yet incredibly durable.
Their advanced tooth profile, concentricity and accuracy of fit provide maximum power transfer and long-life. Renthals combination of a very high strength base material and an exceptionally hardwearing surface result in significantly increased chainwheel life.
Renthal Sprockets® Chainwheels are manufactured with enhanced high strenght 7075T6 Aluminum alloy to give a agood combination of strenght and weight reduction. Hard anodising is and intergral surface coating which increases the hardness and fits resistance of the chainwheel surface.