Bad 16 Uppr Auth Elite 556ambi C Blk
Battle Arms Development
$866.69
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Battle Arms Development
Bad 16 Uppr Auth Elite 556ambi C Blk
The Battle Arms Development Authority Elite 16" Complete Upper in 5.56 NATO delivers precision-machined, mil-spec-exceeding performance for shooters who demand ambidextrous control, rugged reliability, and a refined build straight out of the box.
- Billet 7075-T6 aircraft-grade aluminum BAD556 upper receiver with integral ambi controls
- 16" 4150 chrome-moly steel barrel with black nitride finish for durability and accuracy
- Individually headspaced barrel paired with matching 9310 steel bolt for precision fit
- 8620 steel black nitride bolt carrier group for reliable cycling and easy maintenance
- Free-float M-LOK handguard with attachment points at 3", 6", and 9 o'clock positions
- Full-length Picatinny top rail with BAD signature notch cut seamlessly matching the upper
Who This Is For
The BAD Authority Elite upper is purpose-built for serious AR-15 enthusiasts, competitive shooters, and left-handed or ambidextrous operators who refuse to compromise on ergonomics or material quality. It's an ideal upgrade for those building a high-performance 5.56 rifle or replacing a factory upper with a premium, drop-in-ready assembly that requires no additional fitting or gunsmithing.
Specifications
| Brand | Battle Arms Development (BAD) |
|---|---|
| Model | Authority Elite Complete Upper |
| Caliber | 5.56 NATO / .223 Rem |
| Barrel Length | 16" |
| Barrel Material | 4150 Chrome-Moly Steel |
| Barrel Finish | Black Nitride |
| Bolt Material | 9310 Steel (Headspaced to Barrel) |
| Carrier Material | 8620 Steel, Black Nitride |
| Upper Receiver | Billet 7075-T6 Aluminum (BAD556) |
| Handguard Type | Free-Float M-LOK |
| M-LOK Positions | 3", 6", and 9 o'clock |
| Top Rail | Full-Length Picatinny (MIL-STD-1913) |
| Charging Handle | BAD RACK-15C Ambidextrous |
| Controls | Integral Ambidextrous |
| Finish | Type III Hard Anodized, Black |
| Platform | AR-15 / M16 Compatible |
Frequently Asked Questions
Will this upper receiver fit my standard AR-15 lower receiver?
Yes. The Battle Arms Development Authority Elite upper is built to AR-15/M16 mil-spec dimensions and is designed to drop onto any standard AR-15 lower receiver without modification. The billet BAD556 upper receiver maintains compatibility with mil-spec lower parts kits, triggers, and buffer systems, making it a straightforward upgrade for most builds.
What makes the ambidextrous charging handle and controls beneficial?
The BAD RACK-15C ambidextrous charging handle allows both left- and right-handed shooters to manipulate the action comfortably and efficiently, especially while mounted behind a scope or optic. Combined with the integral ambidextrous controls on the billet upper receiver, this setup gives all operators — regardless of dominant hand — fast, consistent access to critical functions without awkward grip transitions.
Does this upper come with a complete bolt carrier group, or do I need to purchase one separately?
Yes, this complete upper includes a fully assembled bolt carrier group featuring a 9310 steel bolt individually headspaced to the barrel and an 8620 black nitride-finished carrier. Everything you need to run the upper is included — simply attach it to a compatible AR-15 lower receiver with your preferred stock, pistol grip, and lower parts kit to complete your rifle build.