Crimp cap nylon connector 22-16 16-14 12-10 Gauge wire connectors terminals kit.Easy to use - just strip wire tips, insert into connector tube, and squeeze with a crimping toolAluminum ferrule (crimp tube) inside connector provides superior conductivityFits 22-14 /16-14/12-10AWG Wire Range: 0.5-1.5mm/1.5-2.5mm/4-6mmPacking: 300PcsA.W.G.: 22-16 0.5-1.5mm ...........................120PcsA.W.G.: 16-14 1.5-2.5mm ...........................120PcsA.W.G.: 12-10 4-6mm..................................60PcsThis closed end connectors with internal Aluminum tube to ensure perfect connections between wires. Translucent outer shell lets you view the wire and its exposed strands as you're inserting to ensure that it is positioned properly for crimpingSingle use connectors are not designed to be re-used - to remove, you can weaken the crimp by squeezing the connector perpendicular to the original crimp direction, or simply cut off the connectorClosed end crimp caps are the Industry Standard for automotive audio and power cable connectorsThe quickest and easiest crimping wire connection terminal!