Industrial & Scientific" /> The polypropylene-insulated self-stripping connector comes in a red color Manage your wire work with the help of the connector's color-coding by wire size A good option to use with many types of wiring, including fixtures, control circuits, PA systems, appliances, boats and cars Great to use with 22 to 16 AWG solid or stranded conductors Includes a brass element that ensures high quality conductivity and tin plating that defends against corrosion