1/0 Flex G,H,I,K,M,DLO, 1/0 AWG (B/C) CU, One Hole, 1/2 Stud Size, Standard Barrel, Inspection Window Internal Chamfer, Tin Plated, UL/CSA, 90™C, Up to 35kV, Pink Color Code, 12 or 348 Die Index.