PSA Complete Lower 300BO, JAKL, MOE EPT w/o Brace, Smoke
All Palmetto State Armory lower receivers
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Palmetto State Armory
Overview
The PSA Complete Lower for 300 Blackout is a fully assembled lower receiver built on a forged 7075-T6 aluminum platform, designed specifically for AR-15 builds. This lower features a Cerakote finish for enhanced durability and a .154 trigger pin, ensuring compatibility with a wide range of trigger options. It's commonly used in pistol configurations, making it ideal for compact and maneuverable builds chambered in 300 Blackout.
Specifications
PSA Complete Lower 300BO, JAKL, MOE EPT w/o Brace, Smoke
Available Merchants(1)
Prices checked
Price Alert
October 2026 on GunPartPicker
PSA Complete Lower 300BO, JAKL, MOE EPT w/o Brace, Smoke ranked #51 of the 588 lower receivers builders added on GunPartPicker in October 2026, behind the PSA PX-9 Glock-style MOE EPT SBA3 Pistol Lower - 5165449975, with about 1 in every 333 lower receivers added to builds. Down from #37 in September. Builds with this lower receiver are nearly all chambered in 300 Blackout, mostly on pistol-length gas (91%, then mid-length 9%), and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today the one retailer we track has it in stock. Prices barely moved in October 2026, holding around $249.99, with no real sale all month. Buying today, the lowest price is $249.99 at Palmetto State Armory, which matches the best price we saw in October.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
PSA 10.5" Pistol Length 300AAC Blackout 1:8 Nitride 9" Lightweight M-LOK Freedom Upper With BCG & CH
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FAXON Firearms 5.56 M16 Bolt Carrier Group Nitride TIN PVD
Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green
Magpul AFG-2 Angled Fore Grip - Black
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all builds →Builds in the community that include the PSA Complete Lower 300BO, JAKL, MOE EPT w/o Brace, Smoke
| Build | Parts | Total |
|---|---|---|
 | 10 | $743.54 |
 | 12 | $2723.82 |
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