Bootleg Lower 5.56x45mm AR Lower, Black - BPLR1 - BPLR1
Plan where it ships
Firearms ship to a dealer (FFL), not your door. Pick one now to see your full cost.
Bootleg
Overview
The Bootleg Lower 5.56x45mm AR Lower is a stripped receiver crafted from billet aluminum, designed to serve as the foundational component for your AR-15 build. This lower receiver is specifically tailored for the 5.56 NATO caliber, ensuring compatibility with a wide range of upper assemblies while providing a sturdy and lightweight platform. You'll often find this lower in carbine gas system builds, making it a solid choice for standard performance in various shooting applications.
Specifications
October 2026 on GunPartPicker
Bootleg Lower 5.56x45mm AR Lower, Black - BPLR1 - BPLR1 ranked #335 of the 588 lower receivers builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #560 of the 1,222 lower receivers builders have added.
Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today both retailers we track have it in stock. Prices barely moved in October 2026, holding around $259.95, with no real sale all month. Buying today, the lowest price is $259.95 at KY Gun Company, which matches the best price we saw in October.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which lower receiver to pick?
We ranked every lower receiver by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Lower Receiver Trends →Check it against the live catalog:
Frequently Built With
The part most often added in each category by the builds that include this one
Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
Rise Armament Super Sporting AR15/10 Single Stage Trigger - Flat - Dtom Special Edition
Guntec USA Airlite Skeletonized Pistol Grip - Black
Phase 5 Tactical 90 Degree Ambi Safety Selector - Red
Rise Armament AR-15 Magazine Release Button - Rise Red
Radian Weapons AR-15 Raptor Ambidextrous Charging Handle Red Anodized
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 Bootleg Lower 5.56x45mm AR Lower, Black - BPLR1 - BPLR1
| Build | Parts | Total |
|---|---|---|
 | 16 | $1812.76 |
No reviews yet. Be the first to review this product!