- Internal diameter 6.05mm built for precision shooting
- Stainless Steel Tightbore Upgrade Barrel
- Suitable For Tokyo Marui Hi-Capa 5.1 Series & M1911A1 Seriesl
The tolerance is ±0.002mm
05 inner barrels are producted by using the Cold hammering.
Other barrel's tolerance is ±0.02 - 0.04mm.1/1000mm tolerance
(This tolerance is the highest quality in our industry)
