The Heat Shrink Wire Connector Assortments offered by SNA Trading Co. include heat shrink wire connector assortments featuring 2 versions of butt connector assortments along with a variety assortment for a little of everything. We also offer copper lug assortments to make heavy wire connections like battery terminals and power and ground connections and amp power and ground connections. The copper lug assortments come with red and black heat shrink tubing to make a clean professional connection that will be safe and durable. Get yours today! Need more than one? Great save money the more kits you purchase.