Krator SA008-B Black Swingram Spool Slider (Suzuki/Honda Spike-CBR 600RR 1000RR GSXR 600 SV650 and More (1992-2012) Attributes: High Quality Billet Aluminum Spiked Swing arm Spools/Sliders(Left & Right Sides)These swing arm spools are designed to protect your swing arm & axle nut in the event of a crash Easy installation no additional hardware required Manufactured in China