Premium construction produces best results, provides a complete environmental seal Reliably attaches a ring terminal to a wire Proprietary nylon/polyolefin tubing has a 3:1 shrink ratio and adhesive lining Features a brazed seam barrel Easy to use: insert wire, crimp barrel onto wire, heat-shrink for complete environmental seal For 16-14 wire range; terminal fits on #10 stud Blue ring terminals come in packs of 100 Manufacturer part number 50-63811