DPMS A2 Upper 10.5" 5.56: Compact Performance Upper Receiver
The DPMS A2 Upper Receiver 10.5" 5.56 NATO (DP51655130479) is a complete, ready-to-install upper assembly designed for builders looking to create a compact and maneuverable AR-15 platform. This upper features a 10.5-inch barrel paired with a traditional A2 front sight base, delivering the classic look and function many shooters prefer. Chambered in 5.56 NATO, it offers excellent versatility for range use, home defense, and tactical applications where a shorter overall length is desired.
DPMS has long been recognized for producing reliable and affordable AR-15 components. This A2 upper assembly combines a durable forged upper receiver with a 10.5-inch barrel, providing a solid foundation for building a short-barreled rifle (SBR) or AR pistol. The A2 front sight base includes a fixed front sight post and bayonet lug, giving the upper a traditional military-style appearance while maintaining modern performance standards.
Key Features of the DPMS A2 Upper 10.5" 5.56
10.5-Inch Barrel
Short barrel length provides excellent maneuverability and a compact overall package for close-quarters use.
A2 Front Sight Base
Classic A2 front sight assembly with fixed front sight post and bayonet lug for traditional aesthetics and function.
5.56 NATO Chambering
Chambered in 5.56 NATO for reliable feeding and compatibility with a wide range of ammunition.
Complete Upper Assembly
Includes upper receiver, barrel, gas system, and A2 front sight base — ready to install on your lower receiver.
Why Choose the DPMS A2 Upper 10.5" 5.56 NATO
The DPMS A2 Upper Receiver 10.5" 5.56 NATO (DP51655130479) is an excellent choice for builders who want a compact upper with classic styling. The 10.5-inch barrel significantly reduces the overall length of the rifle compared to standard 16-inch or 20-inch barrels, making it ideal for home defense, vehicle use, or any situation where maneuverability is important. The A2 front sight base provides a fixed sighting system that many shooters prefer for its simplicity and durability.
DPMS uppers are known for their solid construction and reliable performance at an affordable price point. This complete upper assembly saves builders time and effort by including the barrel, gas system, and A2 front sight already installed and headspaced. Whether you’re building a short-barreled rifle, an AR pistol, or simply want a compact upper for your existing lower, the DPMS 10.5" A2 upper delivers dependable function and classic AR-15 styling.
Additional benefits include:
- Compact 10.5-inch barrel for improved handling in tight spaces
- Traditional A2 front sight base with bayonet lug
- 5.56 NATO chambering for broad ammunition compatibility
- Forged upper receiver for strength and durability
- Ready-to-install complete upper assembly
- Ideal for SBR and AR pistol builds
- Affordable and reliable DPMS quality
Technical Specifications – DPMS A2 Upper 10.5" 5.56
| Specification | Details |
|---|
| Brand | DPMS |
| Product | A2 Upper Receiver Assembly |
| Part Number | DP51655130479 |
| UPC | 850032424578 |
| Caliber | 5.56 NATO |
| Barrel Length | 10.5 inches |
| Front Sight | A2 Front Sight Base |
| Upper Receiver | Forged |
| Gas System | Carbine Length |
| Best For | SBR Builds, AR Pistols, Home Defense, CQB |
Ideal Applications for the DPMS A2 Upper 10.5" 5.56
The DPMS A2 Upper 10.5" 5.56 NATO is particularly well-suited for builders creating short-barreled rifles or AR pistols. The compact 10.5-inch barrel makes the rifle significantly easier to maneuver in close-quarters environments such as home defense scenarios or vehicle operations. The A2 front sight base provides a fixed, reliable sighting system that doesn’t require additional optics for basic function, though it is also compatible with various optic mounts and backup iron sights.
This upper is popular among builders who prefer the classic A2 look while wanting the handling benefits of a shorter barrel. It is commonly used in home defense builds, truck guns, and compact training rifles. The complete assembly allows builders to quickly complete a project by simply attaching it to a compatible lower receiver. Whether you’re building a dedicated short-barreled rifle or looking for a compact upper for your existing AR-15 lower, the DPMS 10.5" A2 upper offers a practical and affordable solution.
This product is especially popular among AR-15 builders, home defense enthusiasts, SBR builders, and shooters looking for a compact 5.56 upper with traditional A2 styling.
Order the DPMS A2 Upper 10.5" 5.56 NATO Today
Build a compact and reliable AR-15 with the DPMS A2 Upper Receiver 10.5" 5.56 NATO (DP51655130479). This complete upper assembly features a 10.5-inch barrel, A2 front sight base, and forged upper receiver, making it an excellent choice for short-barreled rifle and AR pistol builds. With its classic styling and modern compact design, this DPMS upper delivers dependable performance at an affordable price. Order your DPMS A2 Upper 10.5" 5.56 NATO today and complete your next AR-15 project with quality components.
DPMS A2 Upper Receiver 10.5" 5.56 NATO | Model DP51655130479 | UPC 850032424578 – Compact. Reliable. Built for Performance.
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