Blue Winged Electrical Wire End Connectors Caps Bulk 100 Pack Large Twist-on Wire Connectors Nuts 14-6 AWG, P17 Type Screw Terminals Large: Amazon.com: Industrial & Scientific
Amazon.com: RuiLing 100-Pack Electrical Wire Connectors Screw Terminals, with Spring Insert Twist Wire Nuts Caps Easy Twist-On Ribbed Cap (50pcs Red P1 Type + 50pcs Blue P2 Type): Home Improvement
Amazon.com: Eagles 100Pcs Twist on Wire connectors - Blue #20 - #18 AWG Wire nut Bulk with Spring Inserted, Easy Screw on Electrical caps: Home Improvement