VideoFeaturesPrecision die-cast aluminum construction with stainless-steel ball joint mounting hardwareConvex safety glass mirror for wide-angle viewingClamp-on mirrors include CNC-machined 6061-T6 aluminum 7/8" or 1" ID P-clamps for mounting on handlebarsClever ball joint assembly inside the mirror perch can be reversed for right-side mountingSpecs Mirror Head Height: 2-1/2" Mirror Head Width: 10 cm (4") Mounting Position: Right Mounting Style: Perch Product Name: Mirror Material: Aluminum Mirror Curvature: Convex Mirror Head Shape: Rectangle Mirror Head Width: 4" Mirror Head Width: 10 cm Mirror Style: Retro Mount Color/Finish: Black Mounting Diameter: 5/16" Mounting Position: Left Riding Style: Street Type: Side View Mirror Head Height: 64 mm (2-1/2") Mirror Head Height: 64 mm Mounting Diameter: 8 mm (5/16") Mounting Diameter: 8 mm Mounting Location: Handlebar Stem Bend: Curved Units: PairApproximate Package Weight & Dimensions Weight: 1.15 Height: 2.57 Length: 11.08 Width: 9.95