Designed with new locking solution：No need to insert key when locking pin into lock head for easy and convenient operation. Heavy duty solid steel pin construction for superior strength and durability. Designed to fit most common hitch setups: 1/2-in. diameter pin fits Class I and II 1-1/4-in. x 1-1/4-in. hitch receivers while 5/8-in. diameter pin fits Class III, IV and V receivers. Material/Surface: rugged carbon steel with chrome finish. Included two flat keys and an all-weather rubber key slot cap to protect keyhole from outside elements. Lock head has diamond machined knurled finish for better grip. Universal use: designed to fit Class I, Class II, Class III, Class IV and Class V hitch receivers. PLEASE MAKE SURE PIN IS PUSHED ALL THE WAY IN INTO LOCKING HEAD TO CLICK AND MAKE SURE ITS COMPLETELY LOCKED
New locking technology solution：No need to insert key when locking pin into lock head, Pin pops and disengages when key is inserted and turned for easy and convenient operation
Heavy duty solid steel pin construction for superior strength and durability
Designed to fit most common hitch setups: 1/2-in diameter pin fits Class I and II 1-1/4-in x 1-1/4-in hitch receivers while 5/8-in diameter pin fits Class III, IV and V receivers
Material/Surface: rugged carbon steel with chrome finish
Include two flat keys and an all-weather rubber key slot cap to protect keyhole from outside elements
Universal use: designed to fit Class I, Class II, Class III, Class IV and Class V hitch receivers
Lock head has diamond machined knurled finish for better grip
