Description: brand new and high quality. Feature: Made of high-quality ABS nylon material, anti-shock and stable, durable and safe to use. You can easily adjust the angle with the rotary for key, wide compatibility, easy and simple to install and use. This safety anti-theft knob is for motorcycle, scooter, car and many other vehicles. It is suitable for smart phones, camera, walkie talkie stand holder. Anti Theft Security Knob and for Key only, other accessories demo in the picture is not included! Specifications: Item Type: Anti Theft Security Knob+Key Material: Nylon+Plastic Size: Length: 57mm/2.24in Color: Black Installation Method: for 1" extension rod, screw Suitable Car Models: for motorcycle/scooter/car Suitable Devices: for phone/camera/walkie talkie holder Quantity: 1 Pc Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Anti Theft Security Knob and for Key