UNIVERSAL BIKE PHONE MOUNT: Will securely fit any cell phone up to 3.5 inches wide! Holds iPhone 6s / 6s Plus iPhone 7 / 7 Plus, Samsung Galaxy S7 / Galaxy S7 Edge, OnePlus 3, HTC 10. Refer to SIZING GUIDE in the description for more. HANDLEBAR COMPATIBILITY: Size is adjustable to fit handlebar sizes from 7/8" - 1-1/4" in diameter for your bicycle or motorcycle. Refer to SIZING GUIDE in the description. *NOTE: will not fit super sport bikes (crotch rockets) clip-on style handlebars. SECURE GRIP & LARGEST CLAMP: Using two points of contact, The Co-Pilot will securely mount your device to your handlebars using a premium hard plastic grip with a silicone net, securing each corner of your device tightly to the mount! Also the Co-Pilot has the largest handle bar clamp on the market and can fit an size handlebar! QUALITY: The premium hard plastic material will keep from breaking. The silicone net, unlike rubber, is extremely strong and durable. The material stretches up to 4 times itself, and will secure your phone on the wildest of adventures.