a.       Threaded
hitch pins are the same size (1/2” x 13 Threads Per Inch) for 1-1/4” and 2”
receiver racks. They are available in standard (provided with the rack) or
locking (available from our website).c.       All
smooth hitch pins sold now are locking. Older racks using a smooth hitch pin
had a hole at the end of the smooth hitch pin for a keyed padlock (also
provided at that time).