Operation:<br>step on the brakes.<br>push down the knob on the Brake Lock.<br>Release the foot brake and it's locked.<br>To release the lock, step on the foot brake and it opens automatically. <br><br>Install:<br>Use two holes to mount the brake lock where is properly.<br> In port (1/8” NPT): connect to master brake cylinder, it also come with 3/16” brake line fitting, you can chose to use the fitting or not.<br>Out port (1/8” NPT): connect to rear brakes. , it also come with 3/16” brake line fitting., you can chose to use the fitting or not.<br><br>Note: it should NOT be used under unintended, emergency or long time hold brake.