The easy-to-use and extremely secure ROKFORM Bike Handlebar Phone Mount places your Apple iPhone or Samsung Galaxy exactly where you need it. We offer sturdy Velcro straps in 3 sizes that fit perfectly on all handlebar sizes from 7/8 inch to 2.25 inches. The strong Velcro fasteners allow for quick removal from bike to bike, motorcycle, Peloton, stroller, or wherever you want to securely attach your phone. Our patented ROKFORM Roklock Twist-Lock system enables quick, easy, and secure twist-lock mounting. The aluminum locking lever provides security and won't tear or break. Simply secure your phone by twisting it in and out with our patented ROKLOCK twist-lock system. Universal fit, works with all ROKFORM twist-lock cases in portrait or landscape orientation on bars and stems. Included safety strap for added security and convenience. Installs and removes in seconds, adjustable Velcro straps fit handlebars from 7/8 to 2.25 inches. Included: 1 x ROKFORM Sport Series Bike Phone Mount, 1 x small mounting strap for size range: 7/8" (22 mm) – 1.25" (32 mm), 1 x medium mounting strap for size range: 1.25" (32 mm) – 1.65" (42 mm), 1 x long mounting strap for size range: 1.65" (42 mm) – 2.25" (57 mm), 1 x T-20 Torx wrench, 1 x safety leash.