Schaefer's Diamond Pad Eye is cast from high quality grade 316 stainless steel and has high safe working loads for heavy-duty use. Its eye is 3/4 in. (19mm) wide x 7/16 in. (11mm) high and is made from 5/16 in. (8mm) eye stock. Its flat, diamond-shaped base is 3 1/8 in. (79mm) long x 2 in. (51mm) wide. It comes with four 1/4 in. FH(6mm) fasteners that are spaced 2 13/32 in. (61mm) on center and are perpendicular to two fastening holes spaced 1 1/4 in. (32mm) on center. Its safe working load is 4,000 pounds (1850kg). The backing plate for this pad eye is SC9755.