Does the Harrington & Richardson Retro M16A1 work with the Harrington & Richardson Retro M16A1 20"?

Harrington & Richardson lower and Harrington & Richardson upper compatibility

Yes, they fit

The Harrington & Richardson Retro M16A1 Lowers works with the Harrington & Richardson Retro M16A1 20" Upper. Our compatibility rules found no conflict between them.

Checked by the same rules the AR builder runs on every part you add: caliber, frame size, receiver pattern, thread pitch and gas length.

Fit is judged from the specs retailers list, which can be missing or wrong. Confirm with the manufacturer before you buy, and have a qualified gunsmith check any build before you fire it.

Harrington & Richardson Retro vs Harrington & Richardson Retro: specs and prices

Harrington & RichardsonHarrington & Richardson
Best price$159.99 at Palmetto State Armoryn/a
Stores0 of 1 in stockn/a
AssemblyStrippedComplete
PlatformAR-15AR-15
Caliber5.56 NATO5.56 NATO
ColorGrayn/a
Gas System Lengthn/aRifle
Lengthn/a20

Today's best prices and 90 day price history

Every store we track for each part, cheapest in stock first. Prices are checked through the day.

Harrington & Richardson Retro M16A1 Lowers

  • Palmetto State Armoryout of stock$159.99

Harrington & Richardson Retro M16A1 20" Upper

No store lists it today.

Price history, last 90 days

  • Harrington & Richardson Retro M16A1: lowest $159.99 on Sep 4, highest $159.99 on Sep 4 over the last 90 days.