• Secure Weatherproof bungee and patented cam lock • Precision molded thermoplastic with rubber inserts • Works with all phones and cases. Sliding system allows for instant in/out on the go • Handlebar and stem mounts included: handlebar diameters up to 1 3/8''/35 mm • Includes additional ElastoMount to connect to any bar and for quick on/off • Sound booster feature • Weight: 0.24 lb / 110 grams