200pc 3M INSULATED HEAT SHRINK BUTT WIRE CRIMP CONNECTOR ASSORTMENT CONSISTING OF THE FOLLOWING ITEMS 50pcs Red 22-18 / 50pcs Blue 16-14 / 25pcs Yellow12-10 / 25pcs Red 8Gauge 25pcs Step Down Butt Blue W/ Red Strip16-14 to 22-18 / 25pcs Step Down Butt Yellow W/ Blue strip12-10 to 16-14