The ILSCO CSWS-4-516 Surecrimp Copper Compression Lug is designed for reliable terminating connector applications. Constructed from tin-plated copper, this lug ensures durability and excellent conductivity. It features a standard barrel and a single hole for secure mounting with a 5/16 inch bolt size. The gray color and compact dimensions make it suitable for various electrical installations.This ILSCO CSWS-4-516 Surecrimp Copper Compression Lug is a 1-hole lug designed for terminating connector applications. It is made from tin-plated copper and has a standard barrel. The conductor size is 4, and it accommodates a 5/16 inch bolt size. The lug has a width of 0.486 inches and a mounting hole size of 0.343 inches. The tongue dimensions are 0.875 inches long, 0.486 inches wide, and 0.093 inches thick.