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Blem Harrington & Richardson Retro M16A1 20" AR-15 Upper 5.56 1:7 Rifle Length, Gray
In Stock

Caliber

223/5.56

Type

parts

Last Seen

May 20, 2026

Blem Harrington & Richardson Retro M16A1 20" AR-15 Upper 5.56 1:7 Rifle Length, Gray

Sold byPalmetto State Armory•Posted May 18, 2026

$679.99

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#html-body [data-pb-style=X5KN927]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Retro uppers are back!Barrel: Harrington & Richardson 20" 5.56 NATO 1/7 Pencil Barrel made from 4150 Chrome Moly Vanadium Steel with a parkerized finish with chrome lining. Features a Rifle Barrel Extension, 1/2"x28 threaded barrel, 1/7 twist rate, and Rifle gas system. Upper: Newly manufac