Gauge Male-Female Solderless Crimp Bullet Connectors R-8

From the shop's description

This connector used to connect two wires in a pluggable way , so you just need to connect each wire terminal to one of this pairs by using the cramping tool or a normal Stripper , then you will be able to plug or unplug them too easy. • Premium Brass 18-22 (RED) Gauge Male-Female Solderless Crimp Bullet Plug Connectors • Rust resistant zinc plating • Insulating PVC sleeve • 1 Set is 1 male & 1 female connectors • Size: 18-22 gauge