This UL listed, hot glue lined heat shrink should be used on all traction pack connections to keep connectors free from oxidation and corrosion. This works well on 4/0 cable. Incredible wear resistance, best on the market by far. Sold by the foot. This is made from Polyolefin and has a 3 to 1 shrink ratio. Sold by the foot, continuous lengths up to 4 ft.

Click for How To Guide on Crimping Large Gauge Connectors