타입 = Cavity Plug 시리즈 = Metri-Pack Delphi Metri-Pack 280 Cavity Plug for Sealed Male Automotive Connectors. Cavity plug for use with Metri-Pack 280 series automotive connectors to seal unused male and female cavities. This Metri-Pack 280 cavity plug is made from green silicone and has an inside diameter of 6.7mm.