National Hardware 5/16-in x 5-in Zinc-plated Interior/Exterior Coarse Thread Eye Bolt in the Specialty Bolts department at

National Hardware #10 1-1/2-in Stainless Interior/Exterior Coarse Thread Eye Bolt in the Specialty Bolts department at

Hard-to-Find Fastener 014973454371 Eye Bolts, 5/16-18 x 2-1/4-Inch, Pack of 10 : Industrial & Scientific

Nuts, Bolts & Fasteners at Ace Hardware

Screws & Bolts, Fasteners & Hardware, Industrial - PicClick AU

Pro Shop - Hardware

Hillman Galvanized Carriage Bolts, Hot Dipped, Assorted Finishes

Hard-to-Find Fastener 014973454357 Eye Bolts, 1/4-20 x

Prime-Line - Bolts - Fasteners - The Home Depot

Hillman Stop Nut, Nylon Insert, 7/16 x 1-1/2-in, 4-pc

Hard-to-Find Fastener 014973239824 Eye Bolt, 3/16 x 2