Heckler & Koch MR223A3 Semi-Auto Rifle | 11" Barrel RAL8000

10/26/2026 - SOLD OUT for 2026, no information on availability for 2027

The Heckler & Koch MR223A3 is a civilian semi-auto configuration, inspired by the legendary HK416A5.

The HK MR223A3 stands out due to its excellent ergonomics and reliability, the gas system was developed for military use and has been well proven over the years. Its short stroke gas system reduces fouling to a minimum. Full ambidextrous controls and chrome lined hammer forged barrel.

NFA item, all rules apply.

Features:

• Hard chrome plated, free floating barrel - high accuracy
• excellent results in all tests under adverse climate conditions
• Length adjustable six position receiver extension
• The technology of the MR223 guarantees a high level accuracy, functioning and handling
• HKKey handguard
• Vented Gas Block
• Semi-Auto Bolt Carrier Group

Specifications:

• Caliber: 5.56x45mm
• Operating principle: Gas-operated
• Magazine compatibility: AR15 pattern magazines includes Magpul PMAG
• Length min./max.: approx. 711/807 mm
• Width: approx. 74.0 mm
• Height: approx. 191.0 mm
• Barrel length: approx. 279 mm
• Sight radius: approx. 371.0 mm
• Weight: 3.51 kg

All B&T USA imported Heckler & Koch firearms are backed by B&T USA's warranty! B&T USA is expertly trained and certified on Heckler & Koch firearms.