Surecrimp Copper Compression Lug, Copper material, Tin plated connector,Long barrel, narrow tang, 1 mounting hole(s), mounting bolt/stud size #10 in, UL 486A/B Listed, UL 467 Listed, C22.2 No. 65-03, 180. connecting angle, Copper Primary Conductor 400 kcmil, sight window, Square tang end, flex conductor range 300 G,H,I,K,M 313.1 DLO, rated for 35 kV, die color code Blue, primary color Silver, die index I-76,