EDAC 346-056-522-204 346 Series (.125" (3.18mm) contact spacing) Card Edge Connector with 56 P.C Tail type contacts. The tails are .025"Sq' (0.64mm Sq') and .440" (11.18mm) long in a Double Row formation. The Insulator is Green in color and has Flush Mounting Lugs with Ø.156"