This 1″ ID 2:1 heat shrink tubing features a flexible, thin-wall design engineered to insulate, protect, and organize 2/04/0 AWG wires. When heated, it reduces to half its diameter, delivering a tight, durable seal around heavy-gauge conductors in automotive, marine, and industrial power systems.

Specifications & Features

• Shrink Ratio: 2:1
• Pre-shrink Inner Diameter: 1″
• Recovered Inner Diameter: 0.500″
• Wire Compatibility: 2/04/0 AWG
• Wall Type: Single wall, non-adhesive
• Flexible and flame-retardant tubing for professional-grade high-current cable insulation
• Available Colors: Black, Red, Blue, Yellow, Green, White, Clear
• Ideal for heavy-gauge battery cables, starter wiring, and marine-grade electrical installs