Ancor's new assortment of adhesive lined heat shrink butt connectors can be used as a step-down from one gauge size to another or as a multi-wire connector for one gauge size wire. These connectors offer a sealed alternative for products such as a quick-tap or 3-way connector in areas where corrosion is a concern. 4: 1 shrink ratio tubing to ensure a watertight seal between wires. Flared barrel with uniform copper wall ensures an easy and proper mechanical crimp. Crimp indicator on barrel for proper placement of installation tool.