Arsenal

Description: 
Caliber: 7.62x39 mm 
Total Length: 877 mm (34 1/2 in.) 
Folded Length (with Compensator): 636 mm (25 in.) 
Barrel Length: 415 mm (16 1/4 in.) 
Rifling: 4 grooves 
Twist Rate: 1 in 240 mm (9.44 in.) 
Weight without Magazine: 2.79 kg (6.1 lbs.) 
Muzzle Velocity: 710 m/s (2329 fps) 
Effective Range: 500 m (547 yds) 
Maximum Range: 1350 m (1480 yds) 
Rear Sight Range: 500 m (547 yds)