Product description:
•Patented New lock-way solution:Don’t need key to close pin into lock Head,Easy to operate.
•Performance: Open the lock using the keys. Pin will pop-up automatically and smoothly
•5/8″pin fits in 2″&2-1/2″ receiver tubes,extra long pin length:3-1/2″
•Material/Surface: Carbon Steel/Chrome
•Included Two Flat key and an all-weather rubber key slot cap