Direct Burial Ground Clamp; Conductor Size 10 to 2 AWG (Copper); IPS Size 1/2 to 1 Inch; Size 2.75 Inch L; Installation Direct Burial Rated Single Bolt; Material Cast Bronze; Approval UL (Canada and US), UL 467, CSA C22.2; Used On 1/2 to 1 Inch Dia EMT/Rigid Conduit Raceways/Steel/Copper/Water Piping System; ROHS Compatible; Applicable Standard Federal Specification A-A-50552, NEMA FB-1