Let’s Talk About Armaspec 3 Pack SRS/SMB Spacers
The Armaspec 3 Pack SRS/SMB Spacers are small, but potentially vital components for fine-tuning your AR-15’s buffer system, particularly when using Armaspec’s own Stealth Recoil Spring (SRS) or Sound Mitigation Buffer (SMB). At a mere $6.99 for a pack of three, they promise a simple and affordable solution for addressing buffer tube length discrepancies, a common issue when mixing and matching aftermarket parts. These spacers, each 1/4″ thick, are designed to fill the gap in buffer tubes like the Vltor A5, ensuring proper cycling and preventing the buffer from “free-floating.”
My AR-10 build was exhibiting inconsistent cycling; sometimes it would lock back on an empty mag, other times it wouldn’t. Suspecting the buffer length, I stumbled upon the Armaspec Spacers as a potential fix, hoping to avoid a complete buffer system overhaul.
Upon receiving the package, I was immediately struck by the simplicity of the spacers; they are unadorned black rubber rings. They felt solid enough and showed no immediate signs of poor manufacturing or defects.
I had previously considered using a stack of generic o-rings from a local hardware store, but I was concerned about the long-term durability and consistency of those o-rings. Ultimately, I opted for the Armaspec option for its intended purpose and guaranteed 1/4″ spacing. My initial excitement was cautious optimism; would these simple rings truly solve my cycling issues?
Real-World Testing: Putting Armaspec 3 Pack SRS/SMB Spacers to the Test
First Use Experience
I tested the Armaspec 3 Pack SRS/SMB Spacers at my local outdoor shooting range. I was using my AR-10 platform rifle. I installed two of the spacers into the Vltor A5 buffer tube, as three seemed excessive based on my initial measurements.
The installation was straightforward, and the spacers fit snugly within the buffer tube. I immediately noticed a more consistent cycling action after using the spacers. The rifle consistently locked back on an empty magazine, even with varying ammo types.
Extended Use & Reliability
After several range sessions, the Armaspec Spacers continue to perform flawlessly. I have encountered no signs of degradation or wear.
The spacers appear to be made from a resilient rubber compound that is resisting the constant impact of the buffer. It is easy to clean the buffer tube. The spacers add practically no complexity to the process.
Compared to the frustrating cycling issues I was experiencing before, the Armaspec Spacers have been a significant improvement; they offer a simple, cost-effective solution. The reliability has been solid.
Breaking Down the Features of Armaspec 3 Pack SRS/SMB Spacers
Specifications
The Armaspec 3 Pack SRS/SMB Spacers consist of three individual 1/4″ thick spacers designed for use with AR-15 buffer systems. Specifically, they are intended for use with Armaspec’s Stealth Recoil Spring (SRS) or Sound Mitigation Buffer (SMB). Each spacer is made from a black rubber material, presumably chosen for its durability and shock-absorbing properties. The country of origin is the USA.
These seemingly simple specifications are crucial; the 1/4″ thickness is essential for fine-tuning buffer length, directly impacting cycling reliability. The rubber material contributes to shock absorption, potentially reducing felt recoil and improving overall shooting comfort.
Performance & Functionality
The Armaspec Spacers excel at their intended function: filling gaps in buffer tubes to optimize buffer length and cycling. They address a common problem when using aftermarket buffer systems or non-standard buffer tube lengths. By preventing the buffer from free-floating, they ensure consistent engagement with the bolt carrier group, resulting in more reliable feeding, extraction, and ejection.
The primary strength is their simplicity and effectiveness; they are easy to install and provide a tangible improvement in cycling consistency. The only potential weakness is the reliance on visual measurement; users need to accurately determine the required gap to avoid over- or under-spacing. They have met and exceeded my expectations, solving a frustrating cycling issue with a simple, affordable solution.
Design & Ergonomics
The design is minimalist, focusing on functionality over aesthetics. The spacers are simply black rubber rings. They are lightweight and do not significantly impact the overall weight of the rifle.
Installation is incredibly user-friendly, requiring no specialized tools or expertise; anyone familiar with basic AR-15 disassembly can easily install them. There is virtually no learning curve.
Durability & Maintenance
The rubber material appears durable and resistant to wear and tear from repeated buffer impacts. However, only long-term use will reveal its true lifespan. Maintenance is minimal; simply inspect the spacers periodically for signs of damage or degradation and replace if necessary.
Accessories and Customization Options
The Armaspec 3 Pack SRS/SMB Spacers themselves don’t offer any customization options. Their primary function is to work in conjunction with existing buffer systems.
They are compatible with any buffer system that requires fine-tuning of buffer length, particularly those using Vltor A5 buffer tubes. This makes them a versatile addition to any AR-15 toolkit.
Pros and Cons of Armaspec 3 Pack SRS/SMB Spacers
Pros
- Simple and effective solution for fine-tuning buffer length.
- Ensures proper cycling and prevents buffer free-floating.
- Easy to install with no special tools required.
- Cost-effective at only $6.99 for a pack of three.
- Made in the USA, ensuring quality and supporting domestic manufacturing.
Cons
- Requires accurate measurement of the buffer tube gap.
- Long-term durability of the rubber material is yet to be fully determined.
Who Should Buy Armaspec 3 Pack SRS/SMB Spacers?
These spacers are perfect for AR-15 builders, owners who use aftermarket buffer systems, and those who want to optimize their rifle’s cycling reliability. Anyone using a Vltor A5 buffer tube, or experiencing short-stroking issues, will benefit from these spacers.
Those who are completely satisfied with their rifle’s current cycling performance, or who are unwilling to perform basic disassembly, should skip this product. A must-have accessory is a set of calipers to accurately measure the required spacing.
Conclusion on Armaspec 3 Pack SRS/SMB Spacers
The Armaspec 3 Pack SRS/SMB Spacers are an incredibly simple yet effective solution for fine-tuning AR-15 buffer systems. At $6.99, the price is more than justified, offering a significant improvement in cycling reliability for a minimal investment.
I would definitely recommend these spacers to anyone experiencing cycling issues or using aftermarket buffer systems. It’s a small price to pay for a potentially huge improvement in your rifle’s performance. Don’t let cycling issues ruin your range day; grab a pack of Armaspec Spacers and get your AR running smoothly!