The Heckler & Koch MR223A3 - 11" is a semi-automatic rifle featuring a proven short-stroke piston operating system in .223 Remington, now available in the compact version with a sport shooting compliant handguard. It combines outstanding precision, proven G36-based technology, and a rugged design for demanding applications.
Key Features
• Free-floating 11" barrel (approx. 279 mm) for excellent precision and durability, hard chrome-lined
• Short-stroke gas piston system minimizes carbon fouling and is based on proven military technology (G36 / HK416)
• Closed M-LOK handguard (B&T Black / Coyote Cerakote)
• Picatinny top rail with M-LOK lower section
• Adjustable stock
• Magazine capacity: 10, 20, or 30 rounds
• Magazines over 10 rounds only for authorized persons with special permit
• Optional accessories available: optics, QD mounts, grips, and more
Technical Specifications
General
Caliber
.223 Remington
Operating Principle
Short-stroke piston gas-operated system
Magazine Capacity
10 / 20 / 30 rounds (subject to legal restrictions)
Dimensions
Length min./max.
Approx. 711 / 807 mm
Width
Approx. 74 mm
Height
Approx. 191 mm
Barrel Length
Approx. 279 mm (11")
Weight
Weapon Weight
Approx. 3.5 kg (without accessories)
Scope of Delivery
• MR223 A3 11" Sport
• 10-round magazine
• HK hard case
• User manual
Order Information
Please provide the following valid and clearly legible documents:
• Hunting license and firearms ownership card (WBK) including pre-entry
• NWR IDs (see master data sheet)
• Valid ID document (front and back side)
After your order and availability check, you will receive a proforma invoice. Once payment has been received, we will coordinate shipment or personal pickup with you.
⚠️ Some accessories shown in product images may be optional and available at extra cost.