high quality steel synthesis.Product appearance,unique design,fine workmanship,easy to use,safe,durable,reliable,flexible and easy to operate.This product is fixed on the parking space,protect control of the parking spaces to prevent other vehicles occupied Specifications: Product Name:O-shaped parking lock Color:Yellow size:46 * 56 * 32cm Material:High-quality steel Weight:4.5kg finish:outdoor epoxy polyester paint spraying Features: compact compact bottom area by a larger force over a large area and can be rolling support a bottom arc angle and the stop arm is designed to arc angle,uniform force distribution,prevent the tire from being impact of multi-layer anti-corrosion coating process,solid materials,rust-proof,waterproof,anti-corrosion Package includes: * 1 parking lock 3 * expansion screws Key 3 * 2 * Reflective stickers Tip: manual measurement,the measurement error of 1-2 cm,please understand Due to the different angles,product image may be a slight color difference,the product should be based on the actual product. only the product itself,does not contain any other product.