4mm-52mm Diameter Adhesive Lined 4:1 Heat Shrink Tube Wrap Dual-wall Waterproof

4:1 Heat Shrink Tubing Waterproof Dual Wall Adhesive Shrinkable Tubes Wires Wrap. ✅ DUAL WALL TUBING - Outer wall provides abrasion resistance. Inner wall creates waterproof seal and strain relief. Highest heat shrink ratio on the market.

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