3M Stacked Sleeve Jacket Kit SJ-3SS, Jacketed concentric neutral, 6 per case is a versatile tool designed to provide a secure and reliable connection for your electrical cables. With its advanced Cold Shrink™ technology, this kit simplifies the splicing process, ensuring a durable and weatherproof seal. The kit includes everything you need to create a professional-grade splice, including pre-assembled Cold Shrink™ tubes, rubber mastic tape, and mastic strips. Whether you're a seasoned electrician or a DIY enthusiast, this kit empowers you to tackle any splicing project with confidence.