Upgrade your AR-15 with the PWS A5 Enhanced Buffer Tube with A5H2 Buffer and Spring, a precision-engineered system designed to deliver superior reliability and performance. Engineered by Primary Weapons Systems, this kit transforms standard carbine setups into a more robust A5 configuration, ideal for shooters seeking enhanced control and smoother operation in tactical builds, short-barreled rifles, or pistol configurations.
Key Features
- Impact-Extruded 7075 Aluminum Construction: Provides exceptional durability and strength without adding unnecessary weight, ensuring your buffer tube withstands rigorous use while maintaining a mil-spec diameter for compatibility.
- Enhanced Drainage Ports and Fluting: Strategic design elements reduce moisture buildup and optimize weight distribution, promoting longevity and ease of maintenance in demanding environments.
- A5H2 Buffer (5.33 oz): Features an advanced steel body that slows bolt carrier speed for reduced recoil and improved accuracy, minimizing wear on internal components.
- Premium Buffer Spring: Delivers consistent tension for reliable cycling, enhancing overall firearm reliability during extended sessions.
- Extended Buffer Tube Length: Accommodates up to 8 adjustment positions, allowing for customizable stock fitment and better ergonomics.
Specifications
- Material: 7075-T6 Aluminum with Anodized Finish
- Weight: 12.96 oz (complete kit)
- Dimensions: Length: 7.94 inches; Width: 1.15 inches; Height: 1.15 inches
- Buffer Weight: H2 (5.33 oz)
- Compatibility: AR-15 platforms with mil-spec lower receivers
Why Choose This Product
The PWS A5 Enhanced Buffer Tube addresses common pain points in AR-15 builds, such as excessive recoil and inconsistent cycling, by providing a tuned system that smooths out the action for faster follow-up shots and greater shooter comfort. Unlike standard carbine buffers, the A5 configuration extends the spring length for more controlled energy transfer, reducing bolt bounce and enhancing accuracy—especially beneficial for suppressed or short-barrel setups. This kit not only boosts performance but also extends the lifespan of your firearm by minimizing stress on moving parts. Perfect for competitive shooters, home defense enthusiasts, or anyone optimizing their rifle for reliability.
Ready to elevate your AR-15’s performance? Integrate the PWS A5 Enhanced Buffer Tube kit into your build today and experience the difference in precision and control.
Frequently Asked Questions
1. What is the A5 buffer system and how does it differ from a standard carbine setup?
The A5 system uses a longer buffer tube and heavier buffer to provide a smoother recoil impulse and improved reliability, particularly in gas-overgassed or short-barreled AR-15s, compared to the shorter travel of carbine systems.
2. Is the PWS A5 Enhanced Buffer Tube compatible with mil-spec stocks?
Yes, it maintains a mil-spec diameter, ensuring seamless compatibility with most AR-15 stocks and end plates designed for standard carbine receivers.
3. Does this kit require any special tools for installation?
Installation is straightforward using basic AR-15 armorer tools, similar to a standard buffer tube swap, and typically takes under 30 minutes for experienced builders.















