3M B/G+BOX Performance-Plus Twist-On Wire Connector 14-6-AWG Blue/Gray

3M™ Performance Plus™ Wire Connectors are designed with a uniquely flexible springthat has generous room for expansion and a strong bite for a secure connection. Becauseof their increased wire range, just three Performance Plus wire connectors handle thework of eight standard connectors. And theflexible skirt helps prevent copper exposure for enhanced safety.