- Caliber: 5.56x45mm
- Operation: Short-stroke gas piston
- Mag Capacity: 10 or 30 Rd.
- Weight: 7.25 lb.
- Barrel Length: 16.25"
- Overall Length: 27.5" - 37.5"
Short-stroke gas piston
Rotating, locking bolt
Hard-anodized monolithic aluminum
MIL-STD 1913 accessory rails at the 3, 6, 9 and 12 o’clock positions
Adjustable folding front and folding/removable rear iron sights
Hammer-forged, chrome-lined, fully free-floating
Telescoping side-folding polymer stock
A2-style pistol grip
Ambidextrous safety lever and magazine release
Charging handle may be mounted on right or left side
Enlarged trigger guard for easier access when wearing gloves
Composite polymer trigger module
Steel or aluminum body
Low friction follower