Surecrimp Copper Compression Lug, Copper material, Tin plated connector,Long barrel, standard tang, 1 mounting hole(s), mounting bolt/stud size 1/2 in, UL 486A/B Listed, UL 467 Listed, C22.2 No. 65-03, 180. connecting angle, Copper Primary Conductor 300 kcmil, Contains DE-OX®, no sight window, Square tang end, flex conductor range 250 G,H, rated for 35 kV, die color code White, primary color Silver, die index I-66,