Motorcycle and Bicycle Smartphone Holder PB04, Black, Plastic, Easy to Install. - Model: PB04 - Color: Black - Material: Plastic - Country of Manufacture: China - Accessories: Instruction manual, set of parts ★【Sturdy Construction, Securely Fixed, Stable and Reliable】 Four-corner fixing design, stainless steel telescopic arms are connected to the internal gears and spring mechanism to interlock and securely hold the phone. The smartphone holder has a lock switch on the back, which can firmly lock the telescopic arms. Even under strong vibrations, the telescopic arms will not detach, and the phone will not fall. The drop rate is reduced to zero, suitable for various road conditions, and is very stable and sturdy. ★【Easy to Use, Easy to Operate】 The telescopic arms can be freely adjusted to accommodate various phone sizes. The phone holder can rotate 360 degrees on a flat surface and adjust the pitch angle within a small range. This allows the phone to be at the best angle and does not interfere with riding. Removing the smartphone is very easy and quick, taking only 3 seconds. This saves about 1/2 the time compared to conventional methods. ★【Good Materials, Robustness and Durability】 The telescopic arms are made of stainless steel, which is not easily broken or rusted. The black body and square hooks use high-quality ABS plastic, which has excellent impact resistance, heat resistance, high-temperature resistance, and wear resistance. The base is made of special nylon material, which has excellent toughness. The overall aging resistance and UV resistance are superior to ordinary plastic and silicone materials, and the durability is far better than other smartphone holders. ★【Applicable Sizes】 Applicable handlebar diameter: 22-32mm. Compatible phone size range: Length 130-168mm, Width 65-84mm, Thickness <12mm, Aspect ratio 2.1:1-1.9:1.