This 3/8″ ID 2.5:1 semi-rigid heat shrink tubing provides a secure, moisture-resistant seal for insulating and protecting 128 AWG wire connections. The outer layer is made of semi-rigid flame-retardant polyolefin for enhanced abrasion resistance, while the internal adhesive lining bonds to the wire surface when heated, sealing out water, oil, and corrosion.

Specifications & Features

• Shrink Ratio: 2.5:1
• Pre-shrink Inner Diameter: 3/8″
• Wire Compatibility: 128 AWG
• Wall Type: Semi-rigid dual wall with adhesive lining
• Flame-retardant outer jacket improves durability in demanding environments
• Adhesive lining seals out moisture and contaminants for long-term reliability
• Available Colors: Black, Red
• Ideal for automotive wire repair, marine terminals, and heavy-duty harnesses