BETA 250 350 400 450 498 520 RR 2005-2012 AS3 FACTORY REAR SPROCKET 520 52T RED year-2005 1996-2003 Triumph 900 Trophy Mk2

1996-2003 Triumph 900 Trophy Mk2

2012-2014 Sherco SE-F 300 R Factory

2014-2021 Sherco SE-F 450 R

Anodised with AS3 Performance branding

2010-2016 Yamaha YZ 250 F

BETA 250 350 400 450 498 520 RR 2005-2012 AS3 FACTORY REAR SPROCKET 520 52T RED year-2005 1996-2003 Triumph 900 Trophy Mk2AS3 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