Blackburn® Mechanical Connector, Type ASL-ALCUL Dual Rated, Aluminum/Stranded Copper Conductor, 2 AWG to 600 kcmil Conductor, 13/32 in Stud, 2 Bolt Holes, 1-1/2 in W x 3/8 in THK Tongue, Straight Tongue, Specifications: 2-Conductor, Aluminum, Tin Plated, 4-29/32 in L x 1-1/2 in W x 3 in H Dimensions