National Hardware N104-471 Box Rail Bracket, 300 lb, Steel, Galvanized

National Hardware Box Rail Bracket, Double, 300 lb Weight, Dimensions: 4-25/32 in L x 1-3/4 in W x 8-1/16 in H, Steel, Galvanized, Suitable for: #5114, #5116 Box Rail, Includes: Lag Bolt, (2) 3/8 x 2 in, Lag Screws