Primary Weapons Systems MK1 Mod 2-M Complete AR-15 Lower Receiver - Magpul Furniture
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Primary Weapon Systems
Overview
The Primary Weapons Systems MK1 Mod 2-M Complete AR-15 Lower Receiver is a fully assembled unit designed for builders looking for a reliable foundation for their AR-15 projects. Featuring ambidextrous controls, this lower receiver provides versatility and ease of use for both left- and right-handed shooters. This lower is commonly paired with builds utilizing the .223 Wylde caliber, making it a solid choice for those focused on precision and adaptability in their shooting experience.
Specifications
Primary Weapons Systems MK1 Mod 2-M Complete AR-15 Lower Receiver - Magpul Furniture
August 2026 on GunPartPicker
Primary Weapons Systems MK1 Mod 2-M Complete AR-15 Lower Receiver - Magpul Furniture ranked #137 of the 507 lower receivers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #213 of the 996 lower receivers builders have added. Builds with this lower receiver are nearly all chambered in .223 Wylde and nearly all AR-15.
It was hard to find in August 2026, in stock on only 5 of the 27 days we checked, and today 3 of the 5 retailers we track have it in stock. The best price crept up from $558.89 to $629.95 over August 2026. Buying today, the lowest price is $589.95 at BattleHawk Armory, above August's low of $558.89, so a better deal may come back.
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
Bravo Company Manufacturing 5.56 NATO Mid-Length Bhf AR-15 Barreled Upper - MCMR-15 - 16"
Breek Arms AR-15 Warhammer MOD2 Ambidextrous Charging Handle Black
Magpul AFG-2 Angled Fore Grip - Black
Rise Armament Super Sporting AR15/10 Single Stage Trigger - Flat - Dtom Special Edition
SIG Sauer ROMEO8T-AMR Red Dot Sight MSAR Quad Ballistic Circle Dot 2.0 Reticle Picatinny Mount Black
Bravo Company M16 Bolt Carrier Group Black
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