Barrel length: 6 (155 mm) - Barrel Twist: 1:10 - Caliber: 9x19 mm - Overall Length (min/max): 14 inch without compensator 15 inch mm with compensator - Weight (w/o optics): 4.6 lbs / 2.1 kg - Operation: Blowback Closed bolt - Trigger Pull Weight: 5.5 lbs / 2.5 kg - Fire Selector: Safe Semi-Automatic - Magazine weight: 2.10 gr / 33 Rounds 62 gr - Muzzle Velocity (approx. With 9mm NATO ammunition): 420 m/s - Rate of Fire: Approximitely 800-900 RPM - Barrel Life: 15 000 rounds minimum - Parts Life: 12 000 rounds minimum - Other: Stainless steel small parts improved low mass bolt long-life springs