If you are trying to find the right buffer spring/buffer weight combo for your next SBR or a midlength gas system rifle, the Dirty Bird Optimized Buffer Kit is the way to go. Utilizing a Sprinco Blue Enhanced Power Spring and a H2 buffer, we have found the perfect combo to reduce the cyclical rate, reduce recoil, and insure proper ejection to keep your rifle running smooth as butter.
Includes:
Blue Sprinco Medium “Enhanced” Power Spring
- A slight increase in spring power makes this spring suited for rack grade weaponry with normal operation parameters. 16″ rifles with midlength gas systems, short barreled rifles with carbine length gas systems, etc.
Dirty Bird 7075-T6 True Mil-Spec Carbine Receiver Extension / Buffer Tube
- American 7075-T6 Aluminum
- Held to mil-spec or better tolerances
- 6 Adjustment Positions
H2 Heavy Buffer
- 1 Steel Weight and 2 Tungsten Weights (4.7oz)
Hardened Castle Nut w/ Staking Cuts
Mil-Spec End Plate
Dirty Bird Industries — Premium AR-15 and AR-10 Components, Built to Last.
Designed for builders who demand uncompromising quality, reliable performance, and accessible pricing without the premium markups common from larger brands.
Founded by Builders, Built to Last
Founded in 2015 by brothers Jay and Dustin Pitcher in a Bakersfield, California garage, Dirty Bird Industries started as a family-owned operation specializing in custom Cerakote finishes and high-quality AR parts. Building on experience from its sister site, AR15Discounts.com, Dirty Bird Industries has grown into a nationwide company with a dedicated team focused on American-made gear that shooters trust.
American-Made Quality and Precision
Through strategic partnerships with leading domestic manufacturers, Dirty Bird Industries sources and develops components using advanced CNC machining, rigorous testing, and mil-spec standards. By managing larger volumes, the company delivers proven, high-end materials and precision engineering at fair prices that meet the high standards set for its own builds.
Proven Components for Serious Builds
Standout offerings include precision-forged 7075-T6 upper and lower receivers, enhanced black nitride bolt carrier groups, single-stage nickel Teflon triggers, free-float M-LOK handguards, complete upper assemblies, and comprehensive lower parts kits. These products create a cohesive selection for everything from custom builds to high-performance rifles nationwide, supported by batch inspections, mil-spec compliance, and ongoing innovations.
Zero Risk Guarantee Program
For total confidence, Dirty Bird Industries backs eligible parts and accessories with its Zero Risk Guarantee Program. This includes free shipping on orders over $50, package protection up to $5,000, lifetime free returns with full refunds within 45 days or store credit after, and expert support. As passionate shooters, the team at Dirty Bird Industries stands behind every product because the company builds, tests, and uses them too, providing authentic value and dependable gear.
