Blackburn® Mechanical Connector, Type ADR-ALCUL Dual-Rated, Aluminum/Stranded Copper Conductor, 14 to 6 AWG Conductor, 1/4 in Stud, 1 Bolt Hole, 43/64 in L x 1/2 in W x 5/64 in THK Tongue, Straight Tongue, 600 VAC, 1-Conductor, Slotted Screw, Aluminum, Tin Plated, 1-3/64 in L x 1/2 in W x 31/64 in H