TM MX EN 125 144 250 300 450 530 1998-2024 AS3 FACTORY REAR SPROCKET 520 52T BLUE year-2016 2011-2021 Beta 350 RR

2011-2021 Beta 350 RR

1997-2023 Yamaha YZ 250

2015-2016 KTM Freeride E-SM

2002-2007 Gas Gas MC 125

TM MX EN 125 144 250 300 450 530 1998-2024 AS3 FACTORY REAR SPROCKET 520 52T BLUE year-2016 2011-2021 Beta 350 RRAS3 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: 52 Chain: 520 Will Fit