Polished CNC machined billet aluminum. For 22mm diameter handlebars. Used to mount the Motoscope Mini (MSM) digital instrument gauge on the handlebar together with the Combi Frame (930277 polished or 930280 black anodized). The handlebar must be drilled. Comes with the mounting plate and the required screws. Note: The Combi Frame and the Motoscope Mini are not included.