Copper Compression Lug, 1 Hole, 2/0 American Wire Gauge (AWG) Flex, 1/2 Inch (12.7 mm) Stud, Can be used with code conductor and flex conductor class: G, H, I, K, M and Diesel Locomotive, Generously beveled wire entry prevents bent back strands when inserting conductor into barrel, Color-coded barrels marked with Panduit and specified competitor die index numbers for proper crimp die selection, Inspection window to visually assure full conductor insertion, Tin-plated to inhibit corrosion, UL Listed and CSA Certified to 35 KV and temperature rated to 90 Degrees Celsius when crimped with Panduit and specified competitor crimping tools and dies, American Bureau of Shipping Approved.