Sharps Bros AR-15 223 Rem/556NATO Complete Upper Receiver - SBBU01
Sharps Bros
Overview
The Sharps Bros AR-15 Complete Upper Receiver is designed for the .223 Wylde caliber, allowing you to shoot both .223 Remington and 5.56 NATO cartridges with optimal performance. This complete assembly simplifies your build process, as it comes ready to install on any AR-15 lower receiver, making it a practical choice for builders looking to streamline their setup. This upper receiver is commonly found in versatile AR-15 builds intended for both competitive shooting and recreational use.
Specifications
Build history on GunPartPicker
Builders have been adding the Sharps Bros AR-15 223 Rem/556NATO Complete Upper Receiver - SBBU01 to their builds on GunPartPicker since March 2026. All time, it ranks #328 of the 1,882 upper receivers builders have added.
It was out of stock everywhere we track for all of September 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $799.99 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which upper receiver to pick?
We ranked every upper receiver by how often it shows up in real builds on GunPartPicker.
Read the guide: Most Popular AR-15 Upper Receivers →Check it against the live catalog:
Frequently Built With
The part most often added in each category by the builds that include this one
Sharps Bros Showdown Stripped Lower Receiver - Black, Unique Design and High-Performance for Custom AR Builds - SBLR11
Trijicon MRO HD Red Dot Sight 68 MOA Reticle with 2.0 MOA Dot with Picatinny Lower 1/3 Co-Witness Mount Matte Black
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Unity Tactical FAST - Trijicon MRO Mount
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
SilencerCo Velos LBP 556 Rifle Suppressor, Black
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
No reviews yet. Be the first to review this product!