ILSCO Multi-Tap Adaptor Lug, Mechanical connection, Dual Rated, Aluminum material, Tin plated connector,mounting bolt/stud size 3/8 in, Copper/Aluminum Primary Conductor 1/0 Str - 14 Str and 10 Sol - 14 Sol, 2 conductors, 2 ports/wireways, Drive Type Main 3/16 Internal Hex, primary color Silver, 1 poles,