SI CNC Metal Buffer Tube

Give your airsoft or gel blaster build military-grade durability with this precision-engineered SI Buffer Tube. Machined from aircraft-grade aluminum alloy, it delivers rock-solid stability for V2 gearbox platforms while shaving weight for better maneuverability.

Key Features:

✔ Precision CNC Construction - Machined from 6061-T6 aluminum for maximum strength
✔ Universal V2 Compatibility - Direct fit for AR15/HK416/SLR/M4 AEGs (Note: Not compatible with JM Gen8)
✔ Lightweight Performance - Just 128g reduces fatigue during extended gameplay
✔ Multiple Color Options - Tactical black, tan, red or eye-catching blue

Technical Specifications:

• Material: 6061-T6 aluminum alloy

• Length: 170mm (optimal balance)

• Inner Diameter: 24.5mm

• Thread Diameter: 29.5mm (standard AEG spec)

• Weight: 128g (30% lighter than steel alternatives)

Package Includes:
1x SI Buffer Tube

Why Upgrade?

• Eliminates wobble from polymer buffer tubes

• Provides perfect alignment for adjustable stocks

• Durable anodized finish resists scratches and wear

• Available in multiple colors to match your build

See It in Action: