Rear Shock Mounting HardwareFeatures-Designed to fit RockShox rear shocks, except the BAR (contact for 12mm BAR hardware)-Compatible with most 1/2"x1/2" rear shock eyelets. Consult manufacturer for compatibility-1 kit required per eyelet (2 kits required per rear shock)Item Specifications-Bolt Mount Diameter:8-Frame Mount Width:35.5