Heckler & Koch MR 762 A1 7.62x51 Semi-Auto Rifle with KDG Free-Float Handguard and SureFire SOCOM Muzzle Brake
This Heckler & Koch MR 762 A1 is a USA-assembled 7.62mm NATO semi-auto rifle with clear receiver markings and a configuration geared toward a modern, rail-equipped setup. This example has a KDG HK 762 M1 free-float handguard with an M-LOK-type slot pattern, a continuous Picatinny top rail across the upper/handguard, and a SureFire SOCOM muzzle brake (SFMB-762-5/8-24) installed on its threaded muzzle.
CONDITION
Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: There are minimal markings from previous handling/use. The bore is bright and clean. Refer to pictures.
WHAT'S INCLUDED
- 4x 20-round detachable box magazines (polymer)
- 1x 10-round detachable box magazine (polymer)
- HK-branded folding multi-tool
- Spare buttstock (not installed)
- Bipod (mounted)
- HK-branded soft rifle case/bag
Marked "MR 762 A1" on the receiver with "7.62 mm x 51" caliber markings, this rifle is clearly identified as the MR 762 A1 variant. The receiver also shows "Heckler & Koch Inc. / Columbus GA" manufacturer marking, consistent with USA assembly.
The rifle is set up with a KDG HK 762 M1 free-float handguard featuring an M-LOK-type slot pattern, along with a continuous Picatinny top rail that runs across the upper and handguard for a consistent rail surface. The rifle also has rails present beyond the top rail, supporting a modular layout.
At the muzzle, a SureFire SOCOM muzzle brake (SFMB-762-5/8-24) is installed on the 5/8-24 threaded barrel. Barrel length is listed as 16.5 inches, and the rifle is configured with a polymer adjustable stock and a 14.5 length of pull.
Additional markings visible include an "HK" and "MR" marked bolt carrier and an upper receiver marking of "HKP CB." No iron sights are visible in the provided photos. Capacity is listed as 20+1, and the sale includes multiple detachable box magazines.