4 Pcs 4 Inch Wide Square U-Bolt,1/2" D x 4-1/8" L x 4" C x 1-5/8'' T

U bolt inner width: 4", adjustable Clamping Height: 2-1/2" - 3-1/2".Please confirm the required dimensions before placing your order to avoid project delays caused by specification mismatches | Frame plate thickness: 3/16" | U bolt rod diameter: 7/16", Threads size: 1/2"-13 | Low carbon steel, electro-galvanized steel | Package list: 4pcs square u bolt with plate and nuts.