BUCHANAN B-CAP® B4-1 Flame-Retardant Wire Connector, Classic Fin Shell Style, Live Action Spring, 14 to 6 AWG Wire, Aluminum/Copper Wire, Nylon/Steel

B-CAP® Wire Connector gets you in those hard-to reach spots comfortably, especially when you're retrofitting or updating. Slim, classic fins and an expanding interior spring give the B-CAP® a secure grip with extra leverage, making it the most compact connector on the market for up to 5 #12 (Red Model B2).