Bronze Ground Clamp Connector for Two Copper Conductors 2/0 Sol. to 250 kcmil Designed to clamp two copper conductors to a flat surface or 1/4” thick bus bar Suitable for direct burial in earth or concrete For use with Bar 1/4" Thick Penn-Union GJ-3 Bronze Ground Clamp Connector, for CU 2/0 SOL - 250MCM