Aluminum Rear Sprocket & 420 MC Chain Kit – Lightweight Performance Drive System

Description

• Stock size Primary Drive steel front sprocket.
• Stock size Primary Drive aluminum rear sprocket.
• Stock size Primary Drive 420 MC chain.
• Front sprockets are manufactured to OEM specs using high grade hardened steel.
• Rear Aluminum Sprocket made from 7075 T-6 heat treated Aluminum.
• Come with self-cleaning grooves.
• All match original equipment exactly for perfect fit and size.
• The MC professional provides outstanding value in a chain without sacrificing strength or reliability.
• Average tensile strength 4,100 lbs.

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