• Complete 12, 16 and 24 unit entrance panel ground kits provide the lowest possible impedance to ground for coaxial ground shields and arrestors by utilizing robust flat ground straps. • Unique flat ground strap assembly incorporates 3 low impedance (1/32" x 3") copper straps that are exothermically welded to a 1/4" x 1" copper bar that has #2 AWG solid tinned conductor exothermically welded at either end for easy attachment to ground ring. • Ground strap assembly attaches to the exterior ground bar via 3 integrated sandwich type ground clamps. • Exterior ground bar has landings (3/8" bolt holes on 3/4" centers) to accommodate up to 16 coaxial ground leads. • Maximum wall thickness of 9". • Longer extension bars are available.