STT 11.5″ Everything But Lower AR-15 Upper Assembly (EBTLK) – Black

Complete your next AR-15 pistol or SBR build with confidence using the STT EBTLK-11.5-BLK — the 11.5″ Everything But Lower upper assembly in classic black. This complete upper kit from STT delivers everything you need above the lower receiver in one ready-to-run package, eliminating the guesswork and hassle of sourcing individual components separately.

The 11.5″ barrel configuration makes this upper assembly an excellent choice for close-quarters use, home defense, or range performance as an AR pistol or registered SBR. Whether you’re upgrading an existing lower or starting a fresh build from scratch, the STT Everything But Lower kit provides matched, quality components designed to work together right out of the box — a smart, efficient solution for home builders, AR enthusiasts, and competitive shooters alike.

At Deep Roots Rifle Co, we carry hard-to-find AR-15 upper assemblies and build components like this STT EBTLK at competitive prices. Our knowledgeable team in Eustis, Florida is here to help you complete your build — whether you need guidance on compatible lower receivers, have questions about NFA regulations for SBR configurations, or want a full custom build handled by experienced professionals.

Order online today for fast nationwide shipping, or visit our Eustis, FL gun store to explore our full selection of AR-15 components, upper assemblies, and custom build options in person. Please note that SBR configurations are subject to NFA regulations and applicable federal, state, and local laws — consult a qualified professional or attorney for compliance guidance.