The ATI Milsport HGA 5.56x45mm is an AR-pattern pistol chambered in 5.56x45mm NATO. It features a 7.5″ barrel with a 1:8 twist rate. The platform utilizes polymer receiver construction consistent with the Milsport configuration.
A 7″ M-LOK compatible handguard provides modular attachment capability. The pistol is equipped from the manufacturer with polymer sights and a blade-style muzzle device.
The configuration includes a 30-round magazine. Operating controls and interface geometry follow AR-15 pattern standards.
Key Features:
• Caliber: 5.56x45mm NATO
• Barrel Length: 7.5″
• Twist Rate: 1:8
• Handguard: 7″ M-LOK
• Sights: Polymer
• Muzzle Device: Blade
• Magazine: 30-Round Capacity
• Platform: AR-Pattern Pistol
Manufacturer Specifications:
Caliber: 5.56x45mm NATO
Barrel Length: 7.5″
Twist Rate: 1:8
Handguard Length: 7″
Handguard Interface: M-LOK
Sights: Polymer
Muzzle Device: Blade
Magazine Capacity: 30 Rounds
FAQ:
Q: What twist rate does this barrel use?
A: 1:8 twist.
Q: What handguard interface is installed?
A: 7″ M-LOK.
Q: What muzzle device is included?
A: Blade-style muzzle device.
Q: What magazine capacity is supplied?
A: 30-round magazine.
Brought to you by Black Bayou Armory.






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