Harrington & Richardson M16A1 Style Complete Lower
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Harrington & Richardson
Overview
The Harrington & Richardson M16A1 Style Complete Lower is a fully assembled lower receiver designed for the AR-15 platform, compatible with 5.56 NATO caliber ammunition. Crafted from durable 7075-T6 aluminum and featuring a forged construction, this lower offers a robust foundation for your build, while the standard .154 trigger pin ensures compatibility with a wide range of trigger systems. This lower is commonly found in builds utilizing a mid-length gas system, making it suitable for a variety of applications from tactical to recreational shooting.
Specifications
Harrington & Richardson M16A1 Style Complete Lower
4 options
- Standard, this page
- Blemout of stock
- Blem · Grayout of stock
- Grayfrom $339.99, in stock
Build history on GunPartPicker
Builders have been adding the Harrington & Richardson M16A1 Style Complete Lower to their builds on GunPartPicker since February 2026. All time, it ranks #671 of the 1,005 lower receivers builders have added. Builds with this lower receiver are nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today the one retailer we track has it in stock. Prices barely moved in September 2026, holding around $289.99, so there haven't been real sales lately. Buying today, the lowest price is $289.99 at Palmetto State Armory, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 12 builds that include this one
Aero Precision M4E1 Threaded Complete Upper, 16" 5.56 Mid-Length Barrel w/ 15" ATLAS R-ONE M-LOK Handguard - FDE
Breek Arms AR-15 Warhammer MOD2 Ambidextrous Charging Handle Black
Bravo Company M16 Bolt Carrier Group Black
Bravo Company Pnt Trigger
EOTECH 3x30.5mm X 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN
Knights Armament M5 Rifle Ras Handguard
Builds Featuring This Part
See all 1 →Builds in the community that include the Harrington & Richardson M16A1 Style Complete Lower
| Build | Parts | Total |
|---|---|---|
 | 5 | $775.43 |
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