Fps is proud to present its stainless steel precision inner barrels line 100% MADE IN ITALY.
This inner barrel is produced starting from a precision drawn micro stainless steel tube that is subsequently subjected to the following processes:

- CNC machining
- straightening calibration
- internal reaming
- lapping
- ultrasonic polishing

ACTION ARMY 6.03 AEG steel Barrel 370mm

Element inner barrel 510mm 6,04mm

6.03mm EG Barrel 300mm Prometheus, MADE IN JAPAN, HIGH PRECISION CONSTRUCTION

Prometheus EG inner barrel 310mm made in Japan 6,03 made in Japan

Prometheus inner barrel 280mm, internal diameter 6.03mm, made in Japan

Ideal for Krytac CRB

Fps is proud to present its stainless steel precision inner barrels line 100% MADE IN ITALY.
This inner barrel is produced starting from a precision drawn micro stainless steel tube that is subsequently subjected to the following processes:

- CNC machining
- straightening calibration
- internal reaming
- lapping
- ultrasonic polishing

Prometheus barrel 469mm for G3, SG1 etc ... Precision steel barrel 6.03 made in Japan

ACTION ARMY Steel inner barrel Precision, 410mm length, internal diameter 6,03mm