Copper Compression H Tap, Tin Plated, Accommoding the following wire sizes - Run (Main): 1000 KCMIL-750 KCMIL Class B,C, 777 KCMIL-535 KCMIL DLO, 750-500 KCMIL Class I, Tap 1: 777 KCMIL-535 KCMIL DLO, 750 KCMIL-350 KCMIL Class I, kitted with clear cover.