Durable aluminum phone holder adjustable from 55-100mm in widthStatic mount can be adjustable to be used vertical or horizontalLarge thumb screw makes adjustments easy even with glovesCompatible with smart phone from 3.5` to 6.2`Installs with a hinged clamp and allen wrenchFits 22.2 - 31.8 bars with included adapter shims22.2-31.8mmUniversalBlackUPC/EAN/GTIN: 888571126035