The Quad Lock® Bike Mount is the lightest, strongest and most secure smartphone bike mount on the market.Secure MountingThe patented dual-stage lock is strong enough to lift up to 80 kg (yep, we tested it). So you can ride with confidence over bumps and jumps knowing that your iPhone or Galaxy isn't going anywhere your bike isn't.Quick to Attach / DetachSimply twist and lock to view apps such as Strava®, MapmyRide or Apple® maps as you ride. Detach just as easily so you don't miss a photo opportunity or important phone call. Remember, it's all in the technique, not the force.Sleek DesignAt just 23mm tall and 35mm wide, the Quad Lock® Bike Mount fits seamlessly onto the stem or handlebar of your bike. Specification Glass-filled nylon/polycarbonate construction Stainless steel fasteners 23.3mm tall 35.5mm wide 50mm long Compatible with all Quad Lock® cases and Universal Adaptors