Evotech's Performance crash sliders/bobbins are incredibly easy to fit. Simply attach to your bike's existing mounting points and hit the tarmac modification free. These crash sliders/bobbins are made from high performance engineering polymer that will protect your motorcycle's fairing in the event of a spill. The mounts are CNC machined from aircraft quality aluminum and powder coated black for longevity. Two bobbins, mounts, fixings are included in the crash slider/bobbin kit and easy to follow step by step online instructions to aid hassle free installation. When it comes to crash protection for your Yamaha, if you want the best, then you've found the best.