Heckler & Koch MR556A4 Pistol 11.5″ w/H-Key Complete Short Handguard
$3,900.00
Product Information:
For consignment: Heckler & Koch MR556A4 pistol and an HK MR223A3 upper, both in pristine, like-new condition. This firearm was previously owned but has never been fired. It features an 11.5-inch barrel and an HK, H-Key Complete Short Handguard— chamber, barrel, and rifling show no signs of use and are in excellent condition. Cosmetic finish is clean with no dings, scratches, or corrosion visible. Comes with the soft carrying bag only — no optics, magazines, accessories, or original box.
The Heckler & Koch MR223A3 Complete Upper Receiver 11″ Barrel is an Arms Unlimited item that goes for $3500 on its own. Here is more information on the upper:
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
- 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
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
Additional information
$3,900.00
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Product Information:
For consignment: Heckler & Koch MR556A4 pistol and an HK MR223A3 upper, both in pristine, like-new condition. This firearm was previously owned but has never been fired. It features an 11.5-inch barrel and an HK, H-Key Complete Short Handguard— chamber, barrel, and rifling show no signs of use and are in excellent condition. Cosmetic finish is clean with no dings, scratches, or corrosion visible. Comes with the soft carrying bag only — no optics, magazines, accessories, or original box.
The Heckler & Koch MR223A3 Complete Upper Receiver 11″ Barrel is an Arms Unlimited item that goes for $3500 on its own. Here is more information on the upper:
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
- 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
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
$3,900.00
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