Polarstar Fusion Engine Nozzle M4/M16

Features

• Regulates maximum velocity
• Precision CNC machined
• Easy to install

Manufacturer: PolarStar

Specifications:

Compatibility: For Ver.2 Fusion Engine and A&K M60 Series AEG Rifle
Nozzle Color: Black
Max Velocity: (0.20g BB @ 120 PSI)
275mm Inner Barrel: 425 FPS
380mm Inner Barrel: 455 FPS
509mm Inner Barrel: 475 FPS

Bore Size: 0.1160 in.
Nozzle Length: 1.745 in.
External O-Ring Size: 014-70D
Internal O-Ring Size: 7mmx1.5mm-70D