Constructed of 304 stainless steel for superior corrosion resistance and durability. Designed with a slotted plate that fits over a swivel pad eye which can rotates to act as a temporary lock. Will accept a padlock with up to 5/16" bail for more permanent protection. Installs with eight #8 FH fasteners (not included). A 2-11/16" B 2-1/16" C 1-1/16" D 7/8" E 5/16"