Powerful Anti-theft Car Device: This antitheft locking device is made of heavy duty and thick stainless steel. Through hardening and quenching processes, it is resistant to cutting and hydraulic shearing, providing excellent anti-theft effects. These keys are customized for each lock, so each car anti-theft device is equipped with 3 metal keys as backup options Patent Lock Cylinder: The brake pedal lock is designed with a patented lock core and cannot be unlocked with tin foil, crochet hooks, master keys, etc. It is more sturdy and resistant to violent unlocking Easy Installation: The installation of car brake lock can be completed in just a few seconds with one hand and one foot. You don't need any other tools or bending over to install this car lock More Than A Car Lock: This anti theft car device can be used as window breaker and self-defense tool. The complimentary steering wheel sunshade serves to protect the steering wheel from sun exposure and provide a deterant effect Applicable Car Models: Suitable height of the pedal is 100-160 mm from the ground, and the pedal of the foot rod is 5-15 mm. Please check your height and width of the car pedal before purchase Brake Pedal Lock