Operating system
Gas, direct impingement
Propellant gas acts on the bolt carrier without a separate piston.
5 entries
- RifleM16 rifle
Colt's Manufacturing Company · 1964
- CarbineLa France M16K
La France Specialties · 1982
- RifleColt Canada C7
Diemaco · 1984
- CarbineColt M4 Carbine
Colt's Manufacturing Company · 1994
- RifleSmith & Wesson M&P15 Sport III
Smith & Wesson · 2024