BuyHeatShrink 4" Polyolefin Heat Shrink Tubing — 2:1 Ratio, 100 feet/spool, Black

BuyHeatShrink 4" 2:1 polyolefin heat shrink tubing in black, supplied on a 100 feet/spool roll. Polyolefin construction with a 2:1 shrink ratio provides a reliable, halved-diameter fit when heated; the spool format offers 100 feet of continuous tubing for cutting to the lengths you need.