12-10 Gauge Heat Shrink Step-Down Multi-Wire Connectors - 25-PackAncor’s 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. Features:4:1 shrink ratio tubing to ensure a watertight seal between wiresFlared barrel with uniform copper wall ensures an easy and proper mechanical crimpCrimp indicator on barrel for proper placement of installation toolClear heat shrink tubing ensures crimp accuracyColored stripes on the barrel indicate which crimp die to use, regardless of applicationWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca.gov.