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Harrington & Richardson

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

Harrington & Richardson Blem Harrington & Richardson Retro M16A1 20" AR-15 Upper 5.56 1:7 Rifle Length, Gray - Upper Receiver for AR-15 - view 1
Harrington & Richardson Blem Harrington & Richardson Retro M16A1 20" AR-15 Upper 5.56 1:7 Rifle Length, Gray - Upper Receiver for AR-15 - view 2
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Harrington & Richardson

Overview

The Blem Harrington & Richardson Retro M16A1 Upper Receiver is a complete assembly designed for the AR-15 platform, featuring a 20-inch barrel optimized for 5.56 NATO caliber. With a rifle-length gas system and a 1:7 twist rate, this upper is tailored for improved stability and accuracy with a variety of bullet weights, making it suitable for both precision shooting and reliable function. This upper assembly is commonly found in retro-style builds that pay homage to the classic M16A1 design.

Specifications

MPNHR51655134117B
Caliber5.56 NATO
Gas System LengthRifle
Twist Rate1:7
ColorGray
Barrel Length20
PlatformAR-15
AssemblyComplete

Available Merchants(1)

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Palmetto State Armory
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$680
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Frequently Built With

Based on build data

BLEM PSA AR15 Complete Classic Stealth Lower, Black

BLEM PSA AR15 Complete Classic Stealth Lower, Black

Lower Receiver
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C

Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C

Charging Handle
Aero Precision M4e1 Complete Lower Receiver W/moe Sl Grip & Sl-S Carbine Stock

Aero Precision M4e1 Complete Lower Receiver W/moe Sl Grip & Sl-S Carbine Stock

Lower Receiver
Magpul AFG-2 Angled Fore Grip - Black

Magpul AFG-2 Angled Fore Grip - Black

Foregrip
Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green

Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green

Charging Handle
Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom

Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom

Lower Receiver

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

100%
AR-15100%

Caliber

100%
5.56 NATO100%

Gas System

100%
Rifle100%
Frequently Built With Products
ProductCategoryTimes Built Together
BLEM PSA AR15 Complete Classic Stealth Lower, BlackLower Receiver360
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod CCharging Handle259
Aero Precision M4e1 Complete Lower Receiver W/moe Sl Grip & Sl-S Carbine StockLower Receiver230
Magpul AFG-2 Angled Fore Grip - BlackForegrip166
Radian Raptor Charging Handle & Talon Safety Selector Combo - Od GreenCharging Handle160
Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - FreedomLower Receiver142
Build Platform Breakdown
PlatformPercentage
AR-15100%
Build Caliber Breakdown
CaliberPercentage
5.56 NATO100%
Build Gas System Breakdown
Gas SystemPercentage
Rifle100%

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