Back Home / Electrical / Heat Shrink Tubing / HEAT SHRINK MULTI-WALL, 4′ STK 2″ ID, BLACK, 3:1 S/R HEAT SHRINK MULTI-WALL, 4′ STK 2″ ID, BLACK, 3:1 S/R SKU: XMWHS2 Categories: Electrical, Heat Shrink Tubing Flame retardant polyolefin heat shrink tubing. Internal layer of thermo-plastic adhesive which provides a barrier against contaminants. Still highly flexible for conforming to irregular shapes. 3:1 shrink ratio. Protection of automobile, marine and truck wire splices and harness breakouts. Case Quantity: 1 Log In For Pricing