Hongshang's heat shrink tubing, model 211154228, has a shrinkage ratio of 2:1, reducing from 4.80 mm to 2.40 mm. This red heatshrink is supplied without adhesive and comes in a 10 m length. It is commonly used for electrical insulation, cable protection, and strain relief. https://elecena.pl/product/28202414/hongshang-211154228-heatshrink-red-2-1-4-80-2-40mm-10m-no-adhesive 2025-04-05 https://elecena.pl/product/28202414/hongshang-211154228-heatshrink-red-2-1-4-80-2-40mm-10m-no-adhesive 2026-07-10