CU Splice Reducer, Barrel A 500 kcmil H,I,K / 550 kcmil G,H,I,535 DLO, Barrel B 350 kcmil G,H,I,K,M,373 DLO, Standard Barrel, Internal Chamfer, Tin Plated, Connector is UL/CSA, 90?C Up to 35kV, Kit comes with Clear Heat Shrink, Pink/Blue Color Code, L99/19 or L80 Die Index.