Weapons · Mounted heavy machine gun · in the sim
Truck HMG
- PMC
- all PMCs
- class
- any soldier in the truck gunner seat (seat 1)
- unlock
- free
- source
- weapon.rs hmg()
Mounted 1.5 m above the seat; same for every PMC; hits trucks at full damage (rifles do ×0.5). DESIGN §20.2 light car row: HMG 25→17 @15→150 m.
Our numbers
- damage ramp
- 25 → 17 per hit, full to 15 m, linear to 150 m, stops at 300 m
- rate of fire
- 10 rounds/s (600 rpm)
- magazine
- 100 + 900 spare on spawn
- reload
- –
- muzzle velocity
- 880 m/s
- bullet drop
- 6.3 cm at 100 m, 25.3 cm at 200 m (g = 9.81 m/s²)
- spread
- 5 mrad hip, standing; 3 mrad aimed (ADS ×0.6); moving ×0.3
- recoil
- 4 mrad up, 2 mrad side per shot; first shot ×1; recovers 9/s; ADS recoil ×0.65
- bloom
- +0.12× base per shot, up to 2× base, recovers 1.5× base/s
Damage over distance
OpenMAG Truck HMGBF4 mounted_m2hb (reference)
Bullets to kill
Body hits, against each PMC's armour multiplier (weapon.rs FactionProfile) and both armour weights (progression.txt).
| target | close ≤ 15 m | far ≥ 150 m | head ×2, close | ideal TTK close |
|---|---|---|---|---|
| HALCYON light (100 HP, ×1.15 damage taken) | 4 | 6 | 2 | 0.30 s |
| HALCYON heavy (130 HP, ×1.15 damage taken) | 5 | 7 | 3 | 0.40 s |
| VRG light (100 HP, ×0.85 damage taken) | 5 | 7 | 3 | 0.40 s |
| VRG heavy (130 HP, ×0.85 damage taken) | 7 | 9 | 4 | 0.60 s |
| MERIDIAN light (100 HP, ×1 damage taken) | 4 | 6 | 2 | 0.30 s |
| MERIDIAN heavy (130 HP, ×1 damage taken) | 6 | 8 | 3 | 0.50 s |
BF4 reference
Observed numbers from the clean-room tables (weapons.json), cited so the tuning is traceable. Not used in the game.
| asset | class | fire | RoF rpm | mag/mags | reload s | v0 m/s | damage | gravity | blast | lock time/cone/range |
|---|---|---|---|---|---|---|---|---|---|---|
| mounted_m2hb gameplay/vehicles/common/weapondata/mounted_m2hb_firing | firing | AutomaticFire | 550 | -1/-1 | 3 | 600 | 25→16.7 @ 8→125 m | -9.81 |
last built 2026-10-26 from 2dba433 · generated by tools/wiki-build.mjs · BF4 numbers are observed reference values read into clean-room notes; no BF4 code, data file or asset is on this site · OpenMAG values are proposed until playtests confirm them · OpenMAG home