TM MX EN 125 144 250 300 450 530 1998-2024 AS3 FACTORY REAR SPROCKET 520 50T BLUE year-2017 2008-2009 KTM 450 XC-F

2008-2009 KTM 450 XC-F

2012-2017 KTM 500 EXC

2017-2020 Kawasaki KX 250 F

2012-2015 Gas Gas EC 450 F

2000-2007 Husqvarna WR 250

TM MX EN 125 144 250 300 450 530 1998-2024 AS3 FACTORY REAR SPROCKET 520 50T BLUE year-2017 2008-2009 KTM 450 XC-FAS3 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