1Wide Fitment: This wheel lock can be adjusted to fit 7 to 11 inch wide tire , camper, truck, motorcycle, Atv, Rvs, etc. Make sure the wheel lock size fits your tire width. 2Anti Corrosion Material: Wheel lock is made of aluminium alloy. Locks made of that material are not easily damaged and are very strong not to be stolen by other people. 3Easy Installment: Open the tire lock and attach it to the trailer tire, adjust it to the proper hole, then push the lock core. You can also quickly unlock and remove the device. 4Premium Visibility: Bright yellow and red color are best for maximum visibility during the day and night. You can find the car more easily among other cars. 52 Keys: The wheel lock includes 2 keys for your convenience. If you misplace, loose, or break one, you always have another key available, effectively avoiding the difficulty to unlock the wheel lock.