| M4-WAC-47 | |
|---|---|
 M4-WAC-47, equipped with an underbarrel M203 grenade launcher | |
| Type | Assault rifle |
| Place of origin | Ukraine |
| Service history | |
| In service | 2017–present |
| Used by | Ukrainian Ground Forces State Border Guard Service of Ukraine |
| Wars | |
| Production history | |
| Manufacturer | Ukroboronprom Aeroscraft |
| Specifications | |
| Mass | 3.4 kg (7.5 lb) |
| Barrel length | 400 mm (16 in) |
| Cartridge | 7.62×39mm 5.56×45mm NATO[1] .458 SOCOM[2] |
| Action | Gas-operated, closed rotating bolt, Stoner expanding gas[3] |
| Rate of fire | 850 rounds/min |
| Effective firing range | 400 m (440 yd) |
| Feed system | 30-round box magazines |
The M4-WAC-47 is a Ukrainian-made assault rifle created by UkrOboronProm and American company Aeroscraft (a division of Worldwide Aeros Corporation).[4][5] Based on the Colt AR-15 platform, it can fire the Soviet standard 7.62×39mm or the NATO standard 5.56×45mm cartridges by changing the barrel and other parts.[2] It was tested within different sections of the Ukrainian Ground Forces and Border Guard, with testing estimated to have been completed in late April, 2018.[6]
