GUB PRO1 Universal Adjustable Aluminum Bicycle Handlebar Phone Holder Bracket for 3.5-6.2in Smartphone Features: 1. Frame and clip are made of aviation-grade aluminum with excellent CNC technology; 2. The screw-type fixing bracket can be extended up to 100mm. It can be used in various models of mobile phones on the market and can support 3.5-6.2 inches of equipment; 3. The product surface is sandblasted, which makes it uniform in color and not easy to fade, and of more texture; 4. A variety of humanized intimate design (the matching washers can be used for motorcycles, folding bikes and scooters, etc.; some handlebar caliber is not the standard size, there is a certain error, so it is recommended to use transparent soft adhesive tape to stabilize it.) 5. Anti-theft system, standard with anti-theft screw and special wrench; 6. Fixed clamping claws, with sticker to buffer; can better protect your equipment; 7. Bracket extension arm at the bottom; Specifications: Material: aluminum alloy Gripping range: 55~100mm/2.17-3.94" Applicable head tube: 22.2-31.8mm/0.87-1.25" Weight: about 151g (with packaging) Color: black, red, Ti color, silver Suitable for: bicycles, motorcycles, folding bikes, scooters, etc.