Gray Wire Nut Connector Twist-On Miniature 22 to 16 AWG Copper Wire Only WireGard Screw-On Wire Connector Flame Retardant High- Dielectric Deep Skirt Design UL Listed, Sold as Singles WireGard Screw-On Connecto UL listed Wire Range: 22 - 16 AWG (Connections Rated at 300V Max) Sold as Singles Gray Wire Nut