QA GB520MXU-112 Chain 13/49 Black Aluminum Sprocket Kit - RK Excel Chain & Sprocket Kit

RK Excel Chain & Sprocket Kit

• Chain Color: Gold
• Chain Size: 520
• Color: Black
• Front Sprocket Teeth: 13
• Material: Aluminum
• Number of Links: 112
• Rear Sprocket Color: Black
• Rear Sprocket Material: Aluminum
• Rear Sprocket Teeth: 49
• Type: Chain & Sprocket Kit

Features one more tooth on rear sprocket than standard for quicker acceleration, top speed will be reduced.

MXU is the lightest sealed-ring motocross chain available on the market today. Made for the professional motocross racer, the MXU is the next generation of motocross racing chains featuring RK's new UW-sealing rings. MXU chains are designed to provide the most consistent power delivery and increased chain life. All components are heat treated using RK's exclusive HIT (Heat Induction Transfer) process. MXU has a maximum tensile strength rated at 9,000 foot pounds, weighs a mere 3.21 lbs for 100 links and can handle any MX race application from 125 to 500ccs.