Stainless Steel Shoulder Eye Bolts - Type 316-1/4" x 3-1/8" L Used on boats or docks as a tie down loop, since they have great corrosion and oxidation resistance Made of type 316 stainless steel Working Load Limit: 400 LBS Bolt Width = 1/4" Shaft Length = 3-1/8" Hole Diameter = 9/16" WLL shown is for in line pull. Pulling at an angle reduces the rated capacity significantly