JT 520 SC Lightweight Steel Rear Sprocket

The new standard in 520 steel rear motocross sprockets. A unique self-cleaning design keeps the contact area clean from dirt and mud while significantly reducing weight. Made from heat-induction hardened C45 steel which lasts up to six times longer than a 7075 aluminum sprocket and greatly extends chain life.

Computer designed to achieve ultimate strength at minimum weight

Every sprocket meets or exceeds the highest possible quality standards

Sprockets are heat-treated and bead blasted to reduce material surface tension

Steel rear sprockets are made with top-quality Japanese C45 high carbon steel

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