3M™ O/B+JUG Performance Plus™ O/B+ Flame-Retardant Twist-On Wire Connector, Rounded Wing Shell Style, 22 to 12 AWG Wire

3M™ performance Plus™ wire connectors are designed with a uniquely flexible spring that has generous room for expansion and a strong bite for a secure connection. Because of their increased wire range, just three performance Plus™ wire connectors handle the work of eight standard connectors. and the flexible skirt helps prevent copper exposure for enhanced safety.