Irreversible compression ground tap figure “C” connectors. Accommodates all cable combinations from #6 solid through 500kcmil. “C” – shaped opening permits placing two continuous parallel cables into conductor groove. UL 467 Listed. Acceptable for direct burial in earth or concrete. Prefilled with PENETROX^TM compound and strip sealed. Certain size are also UL467 Listed and CSA Certified for wire to ground rod.