SPACE-SAVING DESIGN: Slim profile fits into the tightest electrical spaces WIDEST RANGE: Handles #22 to #12 AWG and accommodates up to four #12 AWG solid wires the widest range of any orange/blue connector on the market PROTECTIVE SKIRT: Extended opening flexes to fit tight boxes and provides extra protection from flash-over and voltage spikes SUREGRIP OVERMOLD: Patented ergonomic design provides a comfortable grip and easy installation HIGH-LEVERAGE WINGS: Engineered for twisting action with easy-grip wings, reducing your hand strain LIVE-ACTION SPRING: Installs smoothly with an expanding spring that delivers superior hold strength and secure connections IMPACT STRENGTH: Constructed of premium copolymer polypropylene material to withstand grabbing and pulling from tools