M4AC MODULAR WEAPON SYSTEM
The M4AC is our adaptable AR-15 platform rifle, engineered for modular military and government applications.
Whether your mission calls for a quad rail CQB carbine or a mid-length M-LOK DMR platform, the M4AC delivers unparalleled flexibility with minimal logistic friction.
M4AC 14.5” Quad Rail
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Configurable Gas System
Offered in either direct impingement or short-stroke gas piston, allowing mission-specific reliability and simplified maintenance in high round count environments.Mission-Tailored Barrel Lengths
Available in 10.3”, 11.5”, 12.5”, and 14.5” options, each with tuned gas ports and dwell times for reliable suppressed and unsuppressed cycling.Modular Handguard Interface
Selectable M-LOK or quad rail handguard accommodates modern and legacy attachments while remaining backward compatible with existing fleet systems.Simplified Armorer Support
Built on the familiar M4 manual of arms with full mil-spec parts compatibility for global maintainability and low training burden.Suppressor-Optimized Gas System
Threaded muzzle with tuned gas configurations reduces overgassing and maximizes reliability in suppressed environments.
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Caliber: 5.56 x 45mm NATO
Operating Principle: Direct Impingement or Piston (configurable)
Modes of Fire: Safe, Semi-Auto, Full-Auto (optional select-fire)
Barrel Lengths Available: 10.3" (262mm), 11.5", 12.5", 14.5" (368mm), 16" (406mm)
Barrel Profile: Modified M4 / SOCOM (depending on configuration)
Barrel Material: 4150 CMV, QPQ Black Nitride
Twist Rate: 1:7” RH (1:178mm)
Muzzle Thread: 1/2"-28
Flash Hider: A2 Style or optional advanced muzzle brake
Weight (w/o magazine):
– 10.3": 5.88 lbs (2.66 kg)
– 14.5": 6.36 lbs (2.88 kg)
– 16": 7.4 lbs (3.3 kg)Overall Length (Stock Extended):
– 10.3": 25.55" (650mm)
– 14.5": 29.75" (756mm)
– 16": 36.3" (922mm)Overall Length (Stock Collapsed):
– 16": 33" (838mm)Handguard Options: Free-float M-LOK or MIL-STD-1913 Quad Rail
Trigger Type: ERCT Flat Trigger
Trigger Pull: 5.5 lbs (2.5 kg / 25N)
Magazine Type: Polymer with Steel Feed Lips
Magazine Capacity: 30 rounds (10-round option available)
Bolt Carrier Group: AISI 9310 bolt, 8620 carrier, Black Nitride coated
Effective Range:
– 10.3": 200–300m
– 14.5": 500–600mRate of Fire: 700 RPM
Gas Block Diameter: 0.75" (1.905 cm)
Interior Finish: Hard Chrome per AMS-QQ-C-320, Class 2
Exterior Finish: Manganese Phosphate per MIL-DTL-16232, Type 2
Stock: 6-position enhanced adjustable buttstock
Sights: Compact flip-up iron sights (compatible with electronic optics)
M4AC 10.3” Quad Rail
-
Configurable Gas System
Offered in either direct impingement or short-stroke gas piston, allowing mission-specific reliability and simplified maintenance in high round count environments.Mission-Tailored Barrel Lengths
Available in 10.3”, 11.5”, 12.5”, and 14.5” options, each with tuned gas ports and dwell times for reliable suppressed and unsuppressed cycling.Modular Handguard Interface
Selectable M-LOK or quad rail handguard accommodates modern and legacy attachments while remaining backward compatible with existing fleet systems.Simplified Armorer Support
Built on the familiar M4 manual of arms with full mil-spec parts compatibility for global maintainability and low training burden.Suppressor-Optimized Gas System
Threaded muzzle with tuned gas configurations reduces overgassing and maximizes reliability in suppressed environments.
-
Caliber: 5.56 x 45mm NATO
Operating Principle: Direct Impingement or Piston (configurable)
Modes of Fire: Safe, Semi-Auto, Full-Auto (optional select-fire)
Barrel Lengths Available: 10.3" (262mm), 11.5", 12.5", 14.5" (368mm), 16" (406mm)
Barrel Profile: Modified M4 / SOCOM (depending on configuration)
Barrel Material: 4150 CMV, QPQ Black Nitride
Twist Rate: 1:7” RH (1:178mm)
Muzzle Thread: 1/2"-28
Flash Hider: A2 Style or optional advanced muzzle brake
Weight (w/o magazine):
– 10.3": 5.88 lbs (2.66 kg)
– 14.5": 6.36 lbs (2.88 kg)
– 16": 7.4 lbs (3.3 kg)Overall Length (Stock Extended):
– 10.3": 25.55" (650mm)
– 14.5": 29.75" (756mm)
– 16": 36.3" (922mm)Overall Length (Stock Collapsed):
– 16": 33" (838mm)Handguard Options: Free-float M-LOK or MIL-STD-1913 Quad Rail
Trigger Type: ERCT Flat Trigger
Trigger Pull: 5.5 lbs (2.5 kg / 25N)
Magazine Type: Polymer with Steel Feed Lips
Magazine Capacity: 30 rounds (10-round option available)
Bolt Carrier Group: AISI 9310 bolt, 8620 carrier, Black Nitride coated
Effective Range:
– 10.3": 200–300m
– 14.5": 500–600mRate of Fire: 700 RPM
Gas Block Diameter: 0.75" (1.905 cm)
Interior Finish: Hard Chrome per AMS-QQ-C-320, Class 2
Exterior Finish: Manganese Phosphate per MIL-DTL-16232, Type 2
Stock: 6-position enhanced adjustable buttstock
Sights: Compact flip-up iron sights (compatible with electronic optics)
M4AC 10.3” M-LOK Rail
-
Configurable Gas System
Offered in either direct impingement or short-stroke gas piston, allowing mission-specific reliability and simplified maintenance in high round count environments.Mission-Tailored Barrel Lengths
Available in 10.3”, 11.5”, 12.5”, and 14.5” options, each with tuned gas ports and dwell times for reliable suppressed and unsuppressed cycling.Modular Handguard Interface
Selectable M-LOK or quad rail handguard accommodates modern and legacy attachments while remaining backward compatible with existing fleet systems.Simplified Armorer Support
Built on the familiar M4 manual of arms with full mil-spec parts compatibility for global maintainability and low training burden.Suppressor-Optimized Gas System
Threaded muzzle with tuned gas configurations reduces overgassing and maximizes reliability in suppressed environments.
-
Caliber: 5.56 x 45mm NATO
Operating Principle: Direct Impingement or Piston (configurable)
Modes of Fire: Safe, Semi-Auto, Full-Auto (optional select-fire)
Barrel Lengths Available: 10.3" (262mm), 11.5", 12.5", 14.5" (368mm), 16" (406mm)
Barrel Profile: Modified M4 / SOCOM (depending on configuration)
Barrel Material: 4150 CMV, QPQ Black Nitride
Twist Rate: 1:7” RH (1:178mm)
Muzzle Thread: 1/2"-28
Flash Hider: A2 Style or optional advanced muzzle brake
Weight (w/o magazine):
– 10.3": 5.88 lbs (2.66 kg)
– 14.5": 6.36 lbs (2.88 kg)
– 16": 7.4 lbs (3.3 kg)Overall Length (Stock Extended):
– 10.3": 25.55" (650mm)
– 14.5": 29.75" (756mm)
– 16": 36.3" (922mm)Overall Length (Stock Collapsed):
– 16": 33" (838mm)Handguard Options: Free-float M-LOK or MIL-STD-1913 Quad Rail
Trigger Type: ERCT Flat Trigger
Trigger Pull: 5.5 lbs (2.5 kg / 25N)
Magazine Type: Polymer with Steel Feed Lips
Magazine Capacity: 30 rounds (10-round option available)
Bolt Carrier Group: AISI 9310 bolt, 8620 carrier, Black Nitride coated
Effective Range:
– 10.3": 200–300m
– 14.5": 500–600mRate of Fire: 700 RPM
Gas Block Diameter: 0.75" (1.905 cm)
Interior Finish: Hard Chrome per AMS-QQ-C-320, Class 2
Exterior Finish: Manganese Phosphate per MIL-DTL-16232, Type 2
Stock: 6-position enhanced adjustable buttstock
Sights: Compact flip-up iron sights (compatible with electronic optics)