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Battle Arms Development
Overview
The Battle Arms Development Authority Elite Billet Lightweight AR-15 Receiver Set is a stripped lower receiver crafted from 7075-T6 aluminum, designed to provide exceptional strength while keeping weight to a minimum. Its ambidextrous controls facilitate ease of use for both right- and left-handed shooters, making it a versatile choice for any build. This receiver set is particularly popular in builds chambered in 5.56 NATO, aligning with common preferences among builders for a reliable and lightweight platform.
Battle Arms Development BATTLE ARMS AUTHORITY ELITE BILLET Lightweight AR-15 Receiver Set, 7075-T6 Aluminum, Ambi.
Battle Arms Development BATTLE ARMS AUTHORITY ELITE BILLET Lightweight AR-15 Receiver Set, 7075-T6 Aluminum, Ambi. 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 #198 of the 961 lower receivers builders have added. Builds with this lower receiver are nearly all AR-15.
It was out of stock everywhere we track for all of August 2026, and today the one retailer we track has it in stock. Buying today, the lowest price is $549 at Classic Firearms, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 31 retailers
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:
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