HK Heckler & Koch MR762 A4 SBR 7.62 NATO 13" 81001054
Heckler & KochThe HK Heckler & Koch MR762 A4 SBR (Model 81001054) is a premium Short Barrel Rifle (SBR) chambered in 7.62 NATO / .308 Winchester with a 13" cold hammer-forged barrel. As an NFA Title II firearm, this HK762 SBR requires a $200 NFA Tax Stamp and transfer through a licensed Class III dealer. This is one of H&K's most acclaimed battle rifles, trusted by military and law enforcement worldwide.
The MR762 A4 features a short-stroke gas piston operating system adapted from the legendary HK417, virtually eliminating carbon fouling in the receiver. The M-LOK compatible free-float handguard provides a full-length continuous Picatinny top rail and mounting surfaces for accessories. The ambidextrous control suite includes an extended charging handle, ambidextrous magazine release, bolt catch/release, and selector switch. An adjustable gas regulator allows optimization for suppressed or unsuppressed fire.
Key Features:
- Caliber: 7.62x51mm NATO / .308 Winchester
- Barrel: 13" cold hammer-forged (CHF), chrome-lined
- Action: Semi-automatic, short-stroke gas piston
- Capacity: 10-round magazine included (compatible with HK417 / DPMS .308 magazines)
- NFA Classification: Short Barrel Rifle (SBR) - requires NFA Tax Stamp
- Handguard: M-LOK free-float with full-length Picatinny top rail
- Stock: HK A4 folding / collapsible stock
- Trigger: Two-stage match-grade
- Controls: Fully ambidextrous
- Gas System: Short-stroke piston with adjustable regulator
- Suppressor-ready
- Made in Germany / USA
- Model: 81001054
The HK MR762 A4 SBR is the preferred choice of military units, law enforcement agencies, and serious civilian shooters who demand the ultimate in reliability, accuracy, and ergonomics in a compact 7.62 NATO SBR platform. Requires NFA approval (Form 4) prior to transfer. Shop Boss Firearms for competitive pricing on HK NFA rifles.