HECKLER & KOCH UPPER RECEIVER KIT MR762 A4 16 51001892 642230274365 UPC 642230274365

HECKLER & KOCH UPPER RECEIVER KIT MR762 A4 16 51001892 642230274365 UPC 642230274365, heckler koch mr762 a4 upper receiver kit 16 inch barrel 51001892 642230274365 upc 642230274365 hk mr762 complete upper .308 win 16" chrome lined barrel piston driven system m4 style handguard ar10 compatible precision rifle upper group mr762a4 upper assembly premium german engineering.

Heckler & Koch MR762 A4 16" Upper Receiver Kit 51001892

Upgrade to HK excellence with the HK MR762 A4 Upper Receiver Kit—complete 16" .308 assembly. Piston reliability meets legendary accuracy for serious .308 builds.

Key Features

• 16" Chrome-Lined Barrel: 1:10 twist, free-float.
• Short-Stroke Piston System: Cooler, cleaner operation.
• Forged Upper Receiver: Mil-spec, HK proprietary bolt carrier.
• M4-Style Handguard: Quad rail for optics/grips.
• BCG & Charging Handle: HK enhanced, NiB coated.
• A4 Carry Handle: Adjustable rear sight.
• .308/7.62 NATO: Full power loads.
• 642230274365 UPC: Authentic HK.

Performance Benefits

Piston drivetrain reduces gas blowback—ideal suppressed. Sub-MOA capable with match ammo. Drops into HK lowers or compatible AR10 frames. Built for duty, hunting, precision.

Compatible With

• HK MR762 lowers.
• DPMS pattern AR10 lowers.
• Optics: ACOG, LPVO.

Customer Reviews

"MR762 upper transformed my build—laser accurate!" - AR Builder.

"Piston magic, no carrier tilt issues." - .308 Shooter.

Assemble elite with 51001892 MR762 Upper. German precision, lifetime quality.

Specifications

HK: No Compromise.