CMC Triggers AR-15 A5 Length 8-Position Buffer Tube Kit

CMC Triggers
UPC:
810169560686
$99.69
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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.

CMC AR-15 A5-Length 8-Position Buffer Kit with castle nut and QD end plate

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.