T-Rex Racing 2013-On Yamaha FJ-09 Frame Front Rear Axle Sliders Case Covers Material = UHMW-PE (ultra high molecular weight polyethylene) and a aircraft grade aluminum 6061-T6 bracket finished in black anodizing for durability Special feature: The pucks are solid and not hollow, made to withstand a greater impact. Brackets are designed NOT to rotate in a lowside Slider dimensions: approx. 1.5" in length and 1.75" in diameter for the front axle sliders, approx. 1" in length 2" in diameter for the rear axle sliders NO CUT or plastic fairings modification required Fit models = 2013 and On Yamaha FJ-09