This 3/4″ ID 2:1 heat shrink tubing is designed for secure, professional-grade insulation and bundling of 61/0 AWG wires in demanding automotive, marine, and industrial environments. The tubing shrinks to half its original diameter when heated, providing a tight seal around wire and cable assemblies.

Specifications & Features

• Shrink Ratio: 2:1
• Pre-shrink Inner Diameter: 3/4″
• Recovered Inner Diameter: 0.375″
• Wire Compatibility: 61/0 AWG
• Wall Type: Single wall, non-adhesive
• Flexible and flame-retardant tubing for high-current and heavy-gauge cable insulation
• Available Colors: Black, Red, Blue, Yellow, Green, White, Clear
• Ideal for battery cables, power distribution lines, and marine harnessing