This 1″ ID 2:1 heat shrink tubing is designed for insulating and bundling large wire gauges in demanding environments. The thin-wall, flexible tubing shrinks to half its original diameter when heated, creating a snug, secure seal around 2/04/0 AWG wires for automotive, marine, and heavy-duty electrical applications.

Specifications & Features

• Shrink Ratio: 2:1
• Pre-shrink Inner Diameter: 1″
• Recovered Inner Diameter: 0.500″
• Length: 12″ segments
• Wire Compatibility: 2/04/0 AWG
• Wall Type: Single wall, non-adhesive
• Flexible and flame-retardant tubing for high-capacity wiring and terminal protection
• Available Colors: Black, Red, Blue, Yellow, Green, White, Clear
• Ideal for marine battery cables, welding leads, and industrial harnesses