Krator HBD029B Swingram Spool Slider (SUZUKI GSXR 600 750 1000 1100 HAYABUSA ENGRAVED FRAME) Specifications: 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