BETA 250 350 400 450 520 RR 2005-2012 AS3 7075 ALUMINIUM REAR SPROCKET 520 49T BLACK colour-blue They are CNC machined from

They are CNC machined from billet aluminium and come with all parts required for installation as pictured

Improves the feel and responsiveness of your brakes

2009-2016 Kawsaki KLX 150

2006-2017 Kawasaki ER6 N

2009 KTM 200 XC

BETA 250 350 400 450 520 RR 2005-2012 AS3 7075 ALUMINIUM REAR SPROCKET 520 49T BLACK colour-blue They are CNC machined fromAS3 Performance 7075 aluminium rear sprockets are designed and manufactured for AS3 by one of the world's leading sprocket manufacturers and have been tried and tested by some of the best riders on some of the toughest tracks in the world. They are a lightweight, durable rear sprocket and are CNC machined from high quality 7075 T6 aluminium. The sprockets feature self cleaning grooves between each tooth and have a smooth anodised finish with AS3