With an extra-large mirror and a vibration-free stem, this mirror makes it easy to anticipate potential hazards coming from behind. The mirror's ball-and-socket joint ensures optimum, constant adjustment over time, while the pivoting arm optimises positioning.Key Features:Extra-Large mirror: Very high visibilityE-Bike friendly: On handlebars 22mm to 25.4mmStable and rigid mounting: The vision remains clear on tarmac roads. Long-lasting adjustmentDurability: Unbreakable chrome-plated ABS mirror. Arm swivels in the event of a fallParking mode: Mirror can be folded down and repositioned without adjustmentWeight: 143gMaterial: Chrome plated ABS