GAS GAS MC EC EX 125 150 250 300 350 450 500 2021-2026 AS3 FACTORY REAR SPROCKET 520 50T BLACK type-trail-and-adventure 1999-2002 KTM 520 EXC

1999-2002 KTM 520 EXC

2015-2019 Sherco SE-F 450 R

1993-1995 Yamaha YZ 125 (Y-Kit)

2009-2013 Honda CRF 250 R

GAS GAS MC EC EX 125 150 250 300 350 450 500 2021-2026 AS3 FACTORY REAR SPROCKET 520 50T BLACK type-trail-and-adventure 1999-2002 KTM 520 EXCAS3 Performance Factory Series rear sprockets combine the strength of steel and the light weight of aluminium to give you the ultimate hard wearing rear sprocket. The outer ring is manufactured from hardened steel with a nickel coating and will outlast an aluminium sprocket by up to 3 times. The inner ring is constructed from aircraft grade 7075 T6 aluminium and is up to 50% lighter than a standard steel sprocket. Details Teeth: 50 Chain: 520 Will Fit