BuyHeatShrink 5/16" 4:1 Polyolefin Dual-Wall Heat Shrink Tubing - 656 Feet/spool (Black)

One spool of BuyHeatShrink polyolefin heat shrink tubing — 656 Feet/spool in black. Nominal diameter: 5/16" with a 4:1 shrink ratio. The product features a dual-wall construction and is supplied on a full spool for extended use.