BURNDY® Universal Terminal Lug, Dual Rated, Series: KA-U, Copper/Stranded Aluminum Conductor, 300 to 800 kcmil Conductor, 1/2 in Stud, 2 Bolt Holes, 1.77 in W x 0.5 in THK Tongue, Straight Tongue, Specifications: 1.94 in H x 1.72 in W Collar, Hex Screw 1-3/4 in Mounting Hole Spacing, Aluminum Alloy, Electro-Plated Zinc, 4-3/4 in L x 1-3/4 in W Dimensions