Upgrade your AR-15 with the San Tan Tactical AR-15 A5 8-Position Buffer Kit, engineered for superior performance and reliability in demanding tactical scenarios. Crafted entirely in-house in Fort Worth, Texas, this Mil-Spec buffer tube kit delivers unmatched precision and durability, ensuring your firearm operates smoothly even in harsh conditions like marine environments. Say goodbye to inconsistent imported parts and hello to American-made excellence that outperforms the competition.
Key Features
- 8-Position A5 Length Buffer Tube: Machined from 6061-T6 aluminum with a MIL-A-8625 Type III, Class 2 hard anodized finish for corrosion resistance and longevity.
- Precision Drainage Holes: Designed to efficiently remove water, ideal for wet or marine applications, preventing malfunctions and extending component life.
- A5 Style Buffer (3.8 oz): Provides optimal weight for reduced recoil and smoother cycling, enhancing control during rapid fire.
- High-Quality Recoil Spring: Made from high-tensile steel to maintain consistent tension and reliability over thousands of rounds.
- QD Receiver End Plate and Castle Nut: Constructed from durable 6061 aluminum and high-carbon steel, respectively, for secure attachment and quick-detach sling compatibility.
This kit addresses common AR-15 builder pain points like loose tolerances and unreliable cycling by using advanced manufacturing—a single-pass process through a Mazak Integrex machine—for tighter fits and faster assembly.
Specifications
- Material: 6061-T6 aluminum (tube, buffer body, end plate); high-tensile steel (spring); high-carbon steel (castle nut)
- Finish: Hard anodized (MIL-A-8625 Type III, Class 2)
- Buffer Weight: 3.8 oz
- Positions: 8 adjustable
- Length: A5 extended
- Weight: 14.08 oz
- Compatibility: Mil-Spec AR-15 stocks and lowers
Why Choose the San Tan Tactical A5 Buffer Kit?
In a market flooded with overseas imports, this AR-15 buffer tube kit stands out with its domestic production, ensuring consistent quality and quick availability. Experience benefits like minimized recoil for faster follow-up shots, enhanced reliability for suppressed or short-barreled rifles, and peace of mind with our lifetime warranty. Whether you’re building a custom tactical rifle or upgrading an existing setup, this kit delivers the precision engineering needed for peak performance without the hassle of mismatched parts.
Don’t settle for subpar components—elevate your AR-15’s functionality today with the San Tan Tactical A5 8-Position Buffer Kit. Backed by a 100% satisfaction guarantee, it’s the smart choice for discerning shooters seeking tactical-grade reliability.



