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Amazon.com: 3M HEAT SHRINK THIN-WALL TUBING FP-301-1/4-BLACK-100FT : 100 FT SPOOL LENGTH, 300 LINEAR FT/BOX : Industrial & Scientific
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Amazon.com: 3M Thin-Wall Heat Shrink Tubing EPS-300, Adhesive-Lined, 1/4-6"-Black, 6 in length sticks : Industrial & Scientific
3M Heat Shrink Tubing Kit Refill: 14 Pieces, 3/8 in, 2:1, 6 in, 14 PK - 4NU38|FP301-3/8-6"-ASSORTED-10-14 PC PKS - Grainger
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