3M™ Scotchlok™ Nylon Insulated with Insulation Grip Piggy-Back Disconnect terminal has a tongue portion with fingers that grip a male quick-slide and a tongue extension that is to be gripped by a female quick-slide. This a multi-stack disconnect terminal with a nylon-insulated, butted-seam barrel. It has durable brass construction for good conductivity and a tin-plated finish for corrosion resistance.