SATO RACING Front Axle Sliders for Ducati 848/ 1098/ 1198/ Streetfighter (part# D-1098AS-F) feature slider pucks made of tough, abrasion-resistant black DELRIN for maximum protection of the lower fork area if you lay it down on the track. Axle Sliders are fastened to the front axle hub with a stainless steel through-bolt. Easy install.