Gardner Bender Butt Splice Wire Splice Kit is designed for waterproof installation or repair of 2 to 8 AWG copper cable, ensuring a reliable and durable connection. This kit includes one set screw splice connector and a 4-inch heavy wall shrink tube with a watertight adhesive liner, providing excellent protection against moisture and environmental factors. The tubing is made from polyolefin heat-shrink material, ing a secure fit and long-lasting performance. Rated for 600 volts and UL listed for safety, this kit comes packaged in a convenient bag for easy handling and storage. Model Number: HSB-28