Description
Heckler & Koch MR223A3 Complete Upper Receiver | 11″ Barrel HK-MR223A3-10-CK
German factory original Heckler & Koch MR223A3 complete upper receiver assembly, the civilian variant of the HK416A5.
Unlike the US made MR556 series, the MR223 is the true civilian legal HK416A5 offering, German made Heckler & Koch.
Package Contents:
- Heckler & Koch MR223A3 11″ Barreled Complete Upper Assembly
- Complete Bolt Carrier Assembly
- Charging Handle
- Front & Rear Sights
Performance specifications:
High-class down to the smallest detail
- Firing pin safety (drop test as per NATO AC225/D14)
- Capable of withstanding barrel obstructions as per NATO AC225/D14 (steel core, soft core and tracer ammunition)
- The weapon can be set to safety in any loading state.
- Extended barrel nut for a snug-fitting and stable receiver connection of the handguard without play
- Extended castle nut prevents stress fractures of the buffer tube
- NATO STANAG 4694 rail for mounting sights and sighting accessories
- M-LOK or HKey QD handguard option
- Day and night operation (image intensifier/thermal imaging)
- HK precision barrel made of cold hammer-forged and hard chrome-plated special steel
Technical specifications:
Caliber: 5.56mm NATO / .223 Rem.
Operating principle: Semi-automatic, gas-operated
Bolt system: Locked rotating bolt head
Feed mechanism: Magazine
Cartridge case ejection: Right
Trigger pull: 25 N
Muzzle velocity: 890 m/s
Muzzle energy: 1580 J
Barrel profile/Twist: Groove/land profile, 6 grooves, right-hand twist, 178 mm / C.I.P.
Sights: Mechanical dioptre sight
Included Magazine Capacity: 10 rounds
Full Firearm Dimensions:
Length, min.: 711 mm
Length, max.: 807 mm
Width: 74 mm
Height: 191 mm
Barrel length: 11″ (279.4 mm)
Buttstock adjustment travel: 96 mm
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