M-2 .50 Caliber Heavy Maching Gun

A whole bunch of fun to fire, especially with API (Armor Piercing Incendiary) rounds. Here are some specs:

Type : Heavy machine gun
Place of origin: United States
Service history:
In service 1921
M2HB from 1933–present
Used by United States, and several others
Wars World War II, Korean War, Vietnam War, Cambodian Civil War, Falklands War, Desert Storm, Iraqi Freedom, Operation Enduring Freedom, South African Border War
Production history:
Designed 1918[1]
Produced 1933–present (M2HB)
Specifications:
Weight : 38 kg (87 lb), 57 kg (127 lb) with tripod and T&E
Length : 1650 mm (65 in)
Barrel length: 1143 mm (44⅞ in)
Cartridge: .50 BMG
Action : Short recoil-operated
Rate of fire: 450–600 rounds/min (M2HB)
750-850 rounds/min (M2 aircraft gun)
Muzzle velocity: 930 m/s (2789 ft/s) (as of 2006 USMC standards = 3050 fps)
Feed system Belt-fed

Source: http://en.wikipedia.org/wiki/M2_Browning_machine_gun

The "Ma-Deuce" is a Crew served, Air Cooled, Recoil Operated, Link-belt Fed, Heavy Machine Gun, Capable of Fully automatic or Single Shot firing, and left or right hand feed of rounds.

Weapons Conditions:
Condition 1: Rounds on the Feed tray, round in chamber, bolt foward, feed tray cover closed
Condition 2: Does not apply
Condition 3: Rounds on Feed tray, no round in chamber, bolt foward, feed tray cover closed
Condition 4: No rounds on Feed tray, no round in chamber, bolt foward, feed tray cover closed

Rates of fire:
Sustained: Less than 40 Rounds per minute, 5-7 Round burst, 10-15 second pause, barrell change as needed.
Rapid: More than 40 rounds per minute, 5-7 burst, 5-10 second pause, barrel change as needed.
Cyclic:450-600 RPM, continous, barrel change as damaged.

Max range: Approx 6767 Meters
Max effective range on an Area target: 1829 M

Source: USMC Knowledge