Madbull Airsoft 509mm Ultimate Tight Bore Barrel
By using a hard coating process, their barrels can provide the smoothest inner barrel surface and a reinforced structure possible. The choice of B.B.'s is very important, use high grade BB's to ensure a longer lasting product. The barrels are 6.01mm in diameter.
- 6.01mm Bore
- Smoothest inner barrel surface to reduce drag
- 509mm long
- For M16 / Phantom