Renthal's revolutionary Integra stem combines high strength with ultra-low weight

20% polyurethane

Luminosity: 2500 measured

For rides under 3 hours

Includes 32t ring

Smith Shift MAG Sunglasses - One Size Fits Most - Matte White - Chromapop Sun Black Lens algolia-ignore Renthal's revolutionary Integra stem combinesGeared for speed. The Shift MAG gives cyclists and runners every performance advantage possible, from the superlight frame down to the nose piece. The coolest feature is no doubt the interchangeable lens technology. Snap the magnet on the side for quick, fingerprint free lens changes. These Smith sunglasses come with one clear lens as well as a colour enhancing ChromaPop lens. Flatter than most performance eyewear, the 5 base frames stay put with a