3MTM Heat Shrink Thin-Wall Tubing FP301-1/2-48"-Blue-Hdr-12 Pcs, 48in Length sticks with header label, 12 pieces/case
热收缩 套管，弹性 0.500"（12.70mm） 2 至 1 蓝色 4.00"（1.22m）
得捷:
HEATSHRINK FP301 1/2-48" BLUE
Allied Electronics:
Heat Shrink Tubing; General Purpose, w/Header Label; 1/2, 2:1; 48"-Blue