Special tool for fixing doors and rear gates slightly open during sheet metal work or parts replacement. By turning the screw, the length can be adjusted to suit various car models and situations, making it suitable for a wide range of vehicles. Size: 29-45cm / Material: Aluminum, strong and durable. [Installation Method] Adjust the bone bird door lock to the desired length, with the door open, hook the hook onto the striker on the body side, and push the other end into the catch on the rear gate side until it clicks to lock. To remove, follow the reverse procedure, starting with the rear gate side. Buy with confidence: If there is a problem with the product, please contact us immediately, and we will provide a refund or exchange within 30 days of purchase.