Folding Clutch Lever with Perch for 50cc - 125cc Dirt Pit Bike Handlebars Take care for the perfect lever position and improve the performance of your pit bike. Seatpost adjustment is designed for final assembly with an outer diameter of 8 millimeters. Easily mounts to all 22mm diameter handlebars. Made of anodized aluminum for improved stability and durability. Box contents: 1 clutch lever with perch. Specifications Material: Aluminum Color: Black ID: 8mm ID handlebar diameter: 22mm Compatibility: For 50cc - 125cc dirt pit bike with 22mm diameter handlebar.