SUNSTAR 5-130840 Works Triplestar 40T Aluminum Rear Sprocket 520 Pitch carb the Shinko Group began as

the Shinko Group began as a manufacturer of bicycle tires and tubes in Osaka

with their instruments used in military ground support

Great on a nostalgia

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SUNSTAR 5-130840 Works Triplestar 40T Aluminum Rear Sprocket 520 Pitch carb the Shinko Group began asSUNSTAR 5 130840 Works Triplestar 40T Aluminum Rear Sprocket 520 Pitch This is a brand new, high performance SUNSTAR 5 130840 Works Triplestar aluminum rear sprocket with 40 teeth, designed for lightweight durability and superior power transfer on off road and motocross bikes. Key Product Features Aerospace Grade Construction: Made from the highest quality 7075 T 6 aluminum, which is an aerospace grade material known for its high strength to weight