McMaster 2936T72 Galvanized Steel U Bolt, with Mounting Plate, 1 4" 20 Thread Size, 1 1 2" ID G209135791 High Impact Plastic Terminal Board High Impact Plastic Terminal Board (1) 9 32 Standard 6 Point Drive Type Hand Insulated No Impact Rated No Includes Drive Tools Yes Non Sparking No Number of Deep Sockets 10 Piece Count Range 2 to 25 Tether Ready No Number of Flex Sockets 0 Includes Flex Sockets No Flex Socket Count Style 0 Container Type Blow Mold Case Number of Standard Sockets 13 Includes Socket Bits Yes Includes Standard Sockets Yes Includes Deep Sockets Yes Includes Wrenches No Center to Center 1 3 4" Number Included 1 Material Galvanized Steel Length 2 3 8" Width 3 4" Thickness 3 32" Number of Nuts Included 2 For Copper Tube Size 1 1 4 For Rigid Conduit Trade Size 1 Leg Diameter 1 4" Mount Type Threaded Type Hex Material Steel Country of Origin United States DFARS Compliance Specialty Metals COTS Exempt Export Control Classification Number (ECCN) EAR99 REACH Compliance REACH (EC 1907 2006) (02 04 2026 A mounting plate provides a more secure hold at the mounting surface