Used RETO! Harrington & Richardson M16A1 5.56 NATO 20" AR-15 AR15 M16-A1

H&R M16A1 Compliant 556 AR-15 AR15 Colt SP1-Style

Harrington & Richardson (H&R) M16A1 Retro 5.56mm NATO Medium Gray in Very Good Condition Thumbnail
Sold On:February 22nd at 10:00 PM
How Buying WorksEnding February 22nd at 10:00 PM

Key Features

  • Item Type: Semi Auto Rifles
  • Action: AR-15 Direct Impingement
  • Manufacturer: Harrington & Richardson (H&R)
  • Capacity: 10 1
  • Model: M16A1
  • Barrel Length: 20"
  • Caliber: 5.56mm NATO
  • Finish: Medium Gray
  • Overall Condition: Very Good

Product Description

    Harrington & Richardson M16A1 Retro 5.56mm NATO, 20 in Barrel, Fixed-Mag Configuration, Gray Anodized, A1 Sights

    This H&R M16A1 Retro is a recent-production, AR-15–platform rifle that faithfully mirrors classic A1 features while incorporating a fixed-magazine setup. It uses forged 7075-T6 aluminum receivers with a medium gray Type III hard-coat anodized finish, a 20 in pencil-profile barrel with an A1 birdcage flash suppressor, and correct A1 sights and furniture. A Cross Armory fixed-magazine device is installed; the magazine is locked in the receiver and loading requires opening the upper.

    Condition

    Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.

    Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.

    Bore Rifling: Excellent Rifling - Sharp lands and grooves.

    Specific Condition Details: There are minor scratches and small blemishes on exterior surfaces. The bore is clean and shiny.

    What’s Included

    • Harrington & Richardson (H&R) M16A1 Retro semi-automatic rifle in 5.56mm NATO
    • Fixed magazine installed (ASC floorplate), configured for 10+1 capacity

    The rifle is built on forged 7075-T6 aluminum receivers finished in a medium gray Type III hard-coat anodize, paired with black polymer furniture for an authentic A1 appearance. The upper features a fixed carry handle with A1 rear aperture and windage drum, no case deflector, a forward assist, and a standard ejection-port cover.

    The 20 in pencil-profile barrel uses a rifle-length gas system and is capped with an A1 birdcage flash suppressor with 360° slots. The A1 front sight base includes an adjustable post, bayonet lug, and sling swivel. Other correct details noted include a forging mark identified as “C over 2.”

    Markings include the H&R lion logo; “PROPERTY OF U.S. GOVT. / M16A1 / CAL. 5.56 MM”; “HARRINGTON & RICHARDSON / WEST COLUMBIA, SC / U.S.A.”; and selector legends “SAFE – SEMI – AUTO.” Furniture is true to the period with rifle-length triangular A1 handguards, a fixed stock with trap-door buttplate, and an A1 checkered pistol grip.

    This example is configured with a Cross Armory fixed-magazine device and a replaced magazine release. The magazine is locked into the receiver; to load the rifle, the user opens the upper and then closes it after charging. It is set up for a 10+1 capacity, and the inserted magazine shows an ASC floorplate marked “ASC – NEW BRITAIN, CT.”

Specifications

Item TypeSemi Auto Rifles
ManufacturerHarrington & Richardson (H&R)
ModelM16A1
SubmodelRetro
Caliber5.56mm NATO
Overall ConditionVery Good
Bore ConditionExcellent
ActionAR-15 Direct Impingement
Capacity10 1
Barrel Length20"
FinishMedium Gray
Stock/GripsA1 checkered pistol grip
Sight/OpticA1 iron sights
Country of OriginUnited States

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