RFX Pro Front Sprocket Yamaha YZ250 99-24 YZF400-450 98-24 Teeth:13 CE tested and certified protection

CE tested and certified protection that scores a total of 13 points in the Leatt protection rating system

FE450 17-23

using an universal mounting system or a lever mounting system

CNC 7075 Aerospace aluminium

RFX Pro Front Sprocket Yamaha YZ250 99-24 YZF400-450 98-24 Teeth:13 CE tested and certified protectionRFX Pro Front Sprocket (Black Zinc)Yamaha YZ250 99 20 YZF400 450 98 20 RFX Pro Series Black Zinc Front Sprockets are CNC machined to the tightest tolerances from high tensile steel and case hardened to 60 Rockwell to resist wear and ensure longevity. Pro Series sprockets also feature lightening holes were necessary and self clearing mud grooves on both sides to resist dirt build up and help prolong sprocket and drive chain life. New for 2016 they come