First Impressions of Rock River Arms A2 National Match Upper Receiver Assembly with National Match 1/4×1/4, .030 Hooded Aperture Rear Sight
The Rock River Arms A2 National Match Upper Receiver Assembly with National Match 1/4×1/4, .030 Hooded Aperture Rear Sight is designed for the AR-15 platform. It aims to deliver match-grade accuracy right out of the box. This upper receiver assembly boasts a National Match rear sight with a precise .030 hooded aperture. It promises enhanced precision for competitive shooting or any application where accuracy is paramount.
I’ve always strived for tighter groupings at longer ranges, and my existing AR-15 upper receiver was holding me back. The factory sights were simply not precise enough for the level of accuracy I was aiming for in CMP competitions. This Rock River Arms upper receiver promised a solution with its enhanced sights and reputation for quality.
Upon unboxing, the Rock River Arms A2 National Match Upper Receiver Assembly impressed me with its solid construction. The anodized finish looked clean and durable, and the weight felt balanced, indicating quality materials. The National Match rear sight immediately stood out as a significant upgrade over standard A2 sights.
I considered the similar offerings from White Oak Armament and Compass Lake Engineering. However, the Rock River Arms assembly offered a better balance of price and features for my specific needs. Ultimately, the reputation of Rock River Arms and the readily available assembly made it my top choice.
My initial impression was one of excitement. This upgrade felt like a significant step toward achieving my accuracy goals. I was eager to mount it on my lower receiver and head to the range.
Real-World Testing: Putting Rock River Arms A2 National Match Upper Receiver Assembly with National Match 1/4×1/4, .030 Hooded Aperture Rear Sight to the Test
First Use Experience
I tested the Rock River Arms A2 National Match Upper Receiver Assembly at my local shooting range. The range offers distances out to 300 yards, which was ideal for testing the National Match sights. The weather was clear and sunny, providing optimal conditions for sighting in.
The enhanced precision of the rear sight was immediately apparent. The finer adjustments allowed me to dial in my zero with much greater accuracy than I was used to. Even at 100 yards, I noticed a significant improvement in my grouping size.
The only slight issue I encountered was the need to familiarize myself with the finer adjustments of the National Match rear sight. It took a few rounds to understand the clicks and how they affected the point of impact. However, this was easily overcome with a little patience.
Extended Use & Reliability
After several months of regular use, the Rock River Arms A2 National Match Upper Receiver Assembly has proven to be exceptionally reliable. I’ve put hundreds of rounds through it in various conditions. It continues to deliver consistent performance.
The anodized finish has held up remarkably well, showing minimal signs of wear despite frequent use and handling. Cleaning and maintenance are straightforward, requiring only standard AR-15 cleaning procedures. The rear sight adjustments remain precise and consistent over time.
Compared to my previous upper receiver, the Rock River Arms assembly provides a noticeable increase in accuracy and consistency. My scores in local competitions have improved significantly, and I have greater confidence in my ability to make accurate shots at longer distances. This upper receiver assembly has exceeded my expectations.
Breaking Down the Features of Rock River Arms A2 National Match Upper Receiver Assembly with National Match 1/4×1/4, .030 Hooded Aperture Rear Sight
Specifications
The Rock River Arms A2 National Match Upper Receiver Assembly features a 5.56mm/.223 Remington caliber. It includes a standard A2-style upper receiver machined from 7075 T6 aluminum. The finish is a durable black anodized.
The key feature is the National Match 1/4×1/4, .030 Hooded Aperture Rear Sight. This sight allows for precise windage and elevation adjustments, critical for achieving match-grade accuracy. The hooded aperture helps to reduce glare and improve sight picture clarity.
Performance & Functionality
The Rock River Arms A2 National Match Upper Receiver Assembly excels in delivering enhanced accuracy and reliability. The precise National Match rear sight enables shooters to fine-tune their point of impact with exceptional precision. This results in tighter groupings at longer ranges.
The assembly functions flawlessly with a variety of ammunition types and lower receivers. The robust construction ensures consistent performance even under demanding conditions. The only potential weakness is that the finer adjustments of the National Match sight might take some getting used to for novice shooters.
The upper receiver assembly definitely meets and even exceeds expectations for accuracy. The ability to make precise adjustments to the rear sight allows for unparalleled consistency. This makes it an excellent choice for competitive shooting or any application where pinpoint accuracy is essential.
Design & Ergonomics
The build quality is exceptional. The 7075 T6 aluminum construction ensures a strong and durable platform. The weight is well-balanced, making the upper receiver comfortable to handle and shoot.
The A2-style upper receiver design is familiar and user-friendly for anyone accustomed to AR-15 rifles. There’s no significant learning curve. The National Match rear sight adjustments are intuitive once understood.
Durability & Maintenance
The Rock River Arms A2 National Match Upper Receiver Assembly is built to last. The anodized finish provides excellent corrosion resistance and protects the aluminum from wear and tear. With proper care and maintenance, this upper receiver should provide years of reliable service.
Maintenance is simple, requiring only standard AR-15 cleaning procedures. The National Match rear sight is robustly constructed and should not require any special maintenance.
Accessories and Customization Options
The Rock River Arms A2 National Match Upper Receiver Assembly comes as a complete upper receiver assembly. It is designed to be compatible with a wide range of AR-15 lower receivers and accessories. The A2-style upper receiver allows for the attachment of various accessories, such as forward grips or tactical lights, to the handguard.
The National Match rear sight can be further enhanced with aftermarket aperture inserts. This allows shooters to customize the sight picture to their preferences. The upper receiver also accepts standard AR-15 charging handles and bolt carrier groups.
Pros and Cons of Rock River Arms A2 National Match Upper Receiver Assembly with National Match 1/4×1/4, .030 Hooded Aperture Rear Sight
Pros
- Exceptional Accuracy: The National Match rear sight enables precise adjustments for tighter groupings.
- Durable Construction: The 7075 T6 aluminum and anodized finish ensure long-lasting reliability.
- Easy to Maintain: Standard AR-15 cleaning procedures are sufficient.
- Improved Sight Picture: The hooded aperture reduces glare and enhances target acquisition.
- Reputable Manufacturer:Rock River Arms has a strong reputation for producing quality AR-15 components.
Cons
- Learning Curve: The finer adjustments of the National Match sight might require some familiarization.
- Price: It might be more expensive than a standard upper receiver assembly.
Who Should Buy Rock River Arms A2 National Match Upper Receiver Assembly with National Match 1/4×1/4, .030 Hooded Aperture Rear Sight?
The Rock River Arms A2 National Match Upper Receiver Assembly is perfect for competitive shooters seeking enhanced accuracy and precision. It is also suitable for target shooters who want to achieve tighter groupings at longer ranges. Anyone who values accuracy and wants to upgrade their AR-15 platform will benefit from this product.
This product might not be ideal for casual shooters who are primarily focused on close-range engagements. Those who prioritize rapid target acquisition over pinpoint accuracy might prefer a different sighting system. Individuals on a tight budget might find this upper receiver assembly to be more expensive than other options.
A must-have accessory would be a high-quality bolt carrier group to ensure reliable cycling. A good-quality adjustable trigger on the lower receiver would complement the enhanced accuracy of the upper assembly.
Conclusion on Rock River Arms A2 National Match Upper Receiver Assembly with National Match 1/4×1/4, .030 Hooded Aperture Rear Sight
The Rock River Arms A2 National Match Upper Receiver Assembly with National Match 1/4×1/4, .030 Hooded Aperture Rear Sight is a well-built and highly accurate upgrade for any AR-15. The National Match rear sight is the key to its enhanced performance. It allows for precise adjustments that result in tighter groupings.
The price is justified by the improved accuracy and durable construction. If you’re serious about improving your shooting performance, this upper receiver assembly is a worthwhile investment.
I would highly recommend this product to anyone seeking to enhance the accuracy of their AR-15. Upgrade your shooting experience and achieve match-grade precision today!