MTX 897 Zero Aluminium Rear Sprocket #520 - Black (50T) (11A-KM1-50BLK) Yamaha Constructed using a specific heat-treatment

Constructed using a specific heat-treatment to ensure hardness for maximum durability and less wear and precision machined to match exact sizing requirements

469in (114mm)

5m X 10mm (OXLK101)

Forged from 4140 steel Laser etched size on top of shim for quick easy identification

MTX 897 Zero Aluminium Rear Sprocket #520 - Black (50T) (11A-KM1-50BLK) Yamaha Constructed using a specific heat-treatmentCNC machined from aviation grade 7075 T6 alloy the MTX Zero Alloy rear sprockets are your go to option for the lightest possible sprocket solution. Constructed with self cleaning mud grooves to increase the life of both your chain and sprocket. Computer designed weight reduction holes make the MTX Zero 66% lighter than the steel equivalent (model dependent) while maintaining maximum strength and durability. The anodised finish provides a factory look