.50-cal. Browning Machine Gun М2 QCB (12,7х99)

TACTICAL AND TECHNICAL CHARACTERISTICS
Caliber, (mm): 12.7×99/.50”
Type: Machine gun
Cartridge caliber, (mm): 12.7 x 99
Weight of gun, (kg): 38
Length, (mm): 1 650
Barrel length, (mm): 1 140
Weight of Chrome lined Barrel, (kg): 13
Rifling Twist, (cm): 1 Turn in 38.1
Number of Grooves: 8
Operation: Short recoil
Rate of fire, (rounds/min): 450 ÷ 600
Muzzle velocity, (m/s): 915
Effective range, (m): 1 830
Maximum range, (m): 6 766
Ready ammo, cartridges: 100
Sighting, (m): 100 ÷ 2 600