ILSCO ClearChoice Mechanical Terminal Lug, 1-Conductor Dual Rated, Series: TA Series, Aluminum/Copper Conductor, 4 AWG to 500 kcmil Conductor, 3/8 in Stud, 1 Bolt Hole, 1.594 in L x 1.5 in W x 0.312 in THK Tongue, Straight Tongue, 2000 V AC, 1/2 in Hex, 90 deg C, 6061-T6 Aluminum Alloy, Electro-Plated Tin, 2.8125 in L x 1.5 in W x 1.562 in H