The Blackburn 350M is a heavy-duty split-bolt connector designed for secure copper-to-copper electrical connections. It is constructed from a high-strength bronze alloy with a copper alloy pressure bar for excellent conductivity and corrosion resistance. This connector accommodates main and tap conductors from 250 kcmil to 350 kcmil. It provides a reliable, mechanical splice ideal for utility, service entrance, and industrial power applications.