Amazon
Pin Diameter 1/2", Inside width 2-1/8", overall length 5-1/2" (Class I and Class II) Double nickel chrome plate Patented, pick-proof screw and lock security Flush locking design Made in the USA
Pin Diameter 1/2", Inside width 2-1/8", overall length 5-1/2" (Class I and Class II) Double nickel chrome plate Patented, pick-proof screw and lock security Flush locking design Made in the USA