Krator SA005-B Black Swingram Spool Slider (Suzuki Engraved - GSXR 600 750 1000 Hayabusa and More! (1989-2013)), Attributes: High Quality Billet Aluminum 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