Features: This folding bike stop block prevents component from loosening or falling down during folding and pushing, reducing the risk of damage. Make from Plastic, light weight, strong and enduring, easy to install. Once installed, this bike frame protections stabiliser keep your bike stable and secure during folding and transport. Features additional function to firmly secure bike cables, preventing tangling and ensuring a neat and organized setups. Installation Note: Please ensure the bike is fully folded before installation of this frame protections stabiliser to avoid any problem. Specifications: Materials: Plastic Size: about 57x48mm/2.24x1.89inch Package Includes: 1set AntiLoose Frame Parking Disc note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.