The CMC AR-15 A5-Length 8-Position Buffer Kit delivers a precision-engineered stock platform designed to optimize recoil management and operational reliability across a wide range of AR-15 builds.
- 8-position adjustment provides a versatile and customizable length-of-pull fit
- Machined from aerospace-grade 6061-T6 aluminum for maximum strength and durability
- MIL-A-8625 Type III, Class 2 hard anodized finish resists corrosion and wear
- Precision drainage holes expel water quickly, ideal for marine and wet environments
- A5-style buffer system reduces felt recoil and improves cycling consistency
- Includes castle nut and QD receiver end plate for a complete, ready-to-install kit
Who This Is For
This buffer kit is a top choice for AR-15 enthusiasts, competition shooters, and tactical operators who demand consistent performance and reliability. Whether you're building a duty rifle, a precision competition gun, or upgrading an existing platform, the CMC A5-length buffer kit provides the enhanced recoil mitigation and adjustability needed for shooters of all sizes and setups. It's especially well-suited for those operating in wet or marine environments where drainage and corrosion resistance are critical.
Specifications
| Brand | CMC Triggers |
|---|---|
| Model | AR-15 A5-Length 8-Position Buffer Kit |
| Buffer Tube Style | A5 Length |
| Positions | 8-Position |
| Material | 6061-T6 Aluminum |
| Finish | MIL-A-8625 Type III, Class 2 Hard Anodized |
| Includes | Buffer Tube, Castle Nut, QD Receiver End Plate |
| Compatibility | AR-15 Mil-Spec Platform |
| Special Features | Precision Drainage Holes for Marine Use |
Frequently Asked Questions
What is the advantage of an A5-length buffer system over a standard carbine buffer?
The A5-length buffer system sits between a carbine and rifle-length buffer in overall travel distance, allowing for smoother recoil impulse and improved cycling reliability — especially with suppressed setups or mid-length gas systems. It reduces the snappiness associated with carbine buffers while still fitting folding and standard AR-15 stocks designed for carbine buffer tubes.
Is this buffer kit compatible with mil-spec AR-15 stocks and lower receivers?
Yes, this CMC buffer kit is designed for mil-spec AR-15 platforms. The buffer tube follows standard mil-spec diameter dimensions, making it compatible with the vast majority of mil-spec collapsible stocks on the market. Always verify your specific stock's compatibility with A5-length tubes, as some commercial-spec stocks may differ slightly in internal diameter.
Does this kit include everything needed for a complete buffer tube assembly?
Yes, this kit is designed to be a complete, ready-to-install assembly. It includes the 8-position A5-length buffer tube, a castle nut, and a QD (Quick Detach) receiver end plate. You will still need to source a compatible buffer weight and recoil spring separately if they are not already part of your build.