Disclosed is a plastic strip for use in the manufacture of unshrouded insulative housings for electrical connectors. The strip is comprised of an elongated body having a first and a second end and adjacent the first end there is a cavity for receiving a polymeric molding compound. This cavity allows the strip to be attached end to end a second subsequently formed axially aligned plastic strip to allow for the continuous manufacture of such strips. The strip also includes a plurality of axially spaced apertures for receiving pins or other conductive elements.