1. With automatic design, you can adjust the height by yourself. 2. Its structure is not complicated, and for most people, the installation is straightforward. 3. If your car trunk have function of remote control, but will not be rising box, you can add this spring, after then, open will automatically rises box, to avoid the unarmed to mention the lid of the trouble. 4. Best replacement for your broken or lost one for well working. 5. Fixed on the car trunk, can prevent the trunk damage head. Flexible and adjustable. 6. Made of environmental protection metal materials,can use long time with great touch.Specification: Package Weight One Package Weight 0.28kgs / 0.63lb One Package Size 21.3cm * 8.3cm * 2.5cm / 8.39inch * 3.27inch * 0.98inch Qty per Carton 40 Carton Weight 13.70kgs / 30.20lb Carton Size 35cm * 25cm * 22cm / 13.78inch * 9.84inch * 8.66inch Loading Container 20GP: 1385 cartons * 40 pcs = 55400 pcs 40HQ: 3215 cartons * 40 pcs = 128600 pcs
