Nine Ball Tokyo Marui Hi Capa 5.1 GBB Airsoft Inner Barrel 6.00mm 112.5mm Gas Blowback There's also a different mosfet

There's also a different mosfet version (SSS) that is an upgraded variant

Original made in Japan quality from Marui

• Quick Change Spring – Support

Manufacturer: EMG / APS (Licensed by F-1 Firearms)

is designed for maximum compatibility with mainstream standard spur and sector gears

Nine Ball Tokyo Marui Hi Capa 5.1 GBB Airsoft Inner Barrel 6.00mm 112.5mm Gas Blowback There's also a different mosfet(Compatible with 1911, 6. 00mm, Length 112. 5mm) The Nine Ball inner barrel is regarded as one of the best upgrade inner barrels available for any airsoft platform. The 6mm tight bore offers optimum power output for a consistent FPS and high accuracy! Compatibility: Tokyo Marui Hi Capa 5. 1 1911 GBB Pistols Includes: x1 Nine Ball (Laylax) 6. 00mm Power Inner Barrel for Tokyo Marui Hi Capa 5. 1 M1911A1 GBB Pistol (L : 112. 5mm)