Gardner Bender wire connectors are engineered to exceed the expectations of professional electricians. Perfect for commercial or residential applications GB wire connectors offer world-class quality, performance and application versatility. This heavy-duty lug is made from pure copper for maximum current flow. Brand Name: Gardner Bender Sub Brand: Xtreme Wire Size: 1 Ga. Wire Type: Insulated Wire Product Type: Electrical Lug Color: Silver Number in Package: 2 pk Packaging Type: Clamshell UL Listed: Yes CSA Listed: No Stud Size: 3/8 in.