Instruction:

1. For police to prevent parking scofflaw!

2. for parking lot to increase revenue from parking enforcement!

3. Best anti-theft device for increased car security.

4. The complete product has 11 sets moulds; the body material is high quality steel plate, good quality and durable.

5. Double-decked protecting rubber: two-layer thickness is high quality rubber; the total thickness is 10mm, better to prevent the damage of tires.

6.Double security :this product operates with the heterogeneous rocking handle ,there is no same kind rocking handle now, especially installs the door lock in the jack place of rocking handle, uses the burglar-proof door and safe cabinet door lock techniques ,but prevented effectively the lock is prized.

7 Double thorn needle: 5cm steel needle can be punctured the tire of locked cars to prevent the cars moving forcefully.

8. Acid pickling, injecting oil inside to prevent rust processing, static electricity spurts with the high brightness plastics powder outside.

9.It has spikes,which can stop the vehicles by breaking into the tire whe the vehicles are driven away be force.

10.with the soft rubber cover on the handle,it can make comfortable for users to hold it .and avoid the hurt of the users’ hands.

11.It has the function of  moveable of  the cover nut,,which can fits all the tires with the diameter below 80cm.

12.It adopts the rocking handle to operate the  two works,making it more conwenience.

13.with the rubber around the coner nut.it caneffectively prevent the scratch of the cover unt itself and the wheel.