HellermannTyton Heat Shrink Heatshrink w/o adhesive 612807 - HellermannTyton 323-10400, HellermannTyton's 323-10400 is a medium wall thickness heat-shrink tubing with a 4:1 shrinkage ratio, available in black and measuring 1 metre in length. It offers robust abrasion protection, ideal for insulating cables and providing a durable seal without adhesive. Common applications include cable insulation and environmental protection for electrical connections. HellermannTyton 323-10400 Heatshrink black 4:1 shrink 1m no adhesive