Details
Armaspec H2 4.7oz Stealth Recoil Spring Pistol Buffer System Bundle | SRS GEN4 Captured Spring | Heavy-Duty Pistol Tube | Silent Operation
A premium buffer system engineered specifically for AR-style pistol platforms, combining Armaspec's SRS GEN4 H2 captured spring buffer with a heavy-duty pistol buffer tube for exceptional noise reduction and recoil management in compact, versatile configurations. This bundle includes the H2 self-contained buffer weighing 4.7 oz with integrated captive spring that eliminates buffer spring noise, heavy-duty aluminum pistol buffer tube optimized for pistol-length systems, mil-spec phosphate receiver end plate, and castle nut. Optimized for suppressed AR pistols, overgassed systems, SBRs, competition applications, and tactical platforms requiring smoother cycling, faster follow-up shots, and silent operation in pistol buffer configurations.
Key Features
- SRS GEN4 H2 Captured Spring Buffer: Self-contained design eliminates buffer spring twang and metallic noise during cycling
- H2 Weight Configuration (4.7 oz): Balanced buffer mass optimized for suppressed AR pistols, overgassed systems, and versatile pistol configurations
- Standard Carbine Length (3.25"): Buffer length compatible with pistol buffer tube configurations
- Silent Operation: Captured spring design prevents spring-to-buffer tube contact and associated vibrations
- Heavy-Duty Pistol Buffer Tube: Aluminum construction optimized for pistol-length buffer systems
- Mil-Spec Receiver End Plate: Phosphate finish for corrosion resistance and secure installation
- Complete Installation Bundle: Includes pistol buffer tube, H2 buffer, receiver end plate, and castle nut
- Drop-In Compatibility: Straightforward installation with standard AR pistol configurations without gunsmithing
- Versatile Application Range: Suitable for suppressed, competition, tactical, and defensive pistol platforms
Perfect For
- Suppressed AR pistol builds and overgassed systems requiring balanced buffer mass with premium noise reduction
- SBRs and AR pistol configurations benefiting from H2 weight and smooth cycling in pistol-length systems
- Competition and 3-gun applications seeking faster follow-up shots through improved recoil management
- Tactical and defensive platforms demanding reduced mechanical noise and consistent performance
- Builders seeking premium pistol buffer system bundles with versatile H2 weight
SRS GEN4 Captured Spring Technology
The Armaspec SRS GEN4 system replaces the traditional loose buffer spring with a self-contained captive spring integrated within the buffer body. This design eliminates the characteristic metallic twang and spring noise heard during cycling by preventing spring-to-buffer tube contact and the associated vibrations. For AR pistol platforms where compact dimensions can amplify mechanical noise in the shorter buffer system, the silent operation significantly reduces audible distraction and improves the shooting experience. The captured spring maintains consistent tension across temperature extremes and high round counts without the spring binding or kinking issues associated with standard buffer springs.
H2 Weight for Versatile Pistol Applications
The H2 weight configuration at 4.7 oz provides balanced buffer mass suitable for a wide range of AR pistol configurations. This weight offers improved recoil management over standard pistol buffers while remaining versatile enough for both suppressed and unsuppressed applications in pistol-length systems. The H2 mass is effective in suppressed AR pistol builds where moderate back pressure benefits from additional buffer weight, overgassed short-barreled configurations requiring smoother cycling, and competition platforms seeking reduced recoil impulse for faster follow-up shots. This versatility makes the H2 a popular choice for builders seeking a single buffer solution across multiple pistol build types including tactical platforms, defensive configurations, SBRs, and 3-gun competition applications.
Pistol-Length Buffer System Optimization
The heavy-duty pistol buffer tube is specifically engineered for AR pistol platforms utilizing pistol-length buffer systems. The aluminum construction provides durability while maintaining manageable weight for compact builds. The H2 SRS GEN4 captured buffer is optimized for the unique cycling characteristics of pistol-length gas systems and buffer configurations, ensuring reliable function across varied ammunition types and shooting conditions. This combination delivers smoother operation, reduced vibration, and enhanced recoil management specifically tailored to the mechanical demands of AR pistol platforms with suppressed or overgassed configurations.
Enhanced Recoil Control and Follow-Up Speed
The combination of H2 buffer weight and captured spring design delivers exceptionally smooth recoil impulse and reduced muzzle rise compared to standard pistol buffer systems. The optimized mass slows the reciprocating motion of the bolt carrier group, translating to softer felt recoil and faster sight recovery between shots. This characteristic benefits competitive shooters seeking improved split times with AR pistol platforms, tactical operators requiring rapid target transitions, and suppressed configurations where controlled cycling enhances shooter comfort and maintains mechanical reliability across varied ammunition types and shooting conditions.
Complete Mil-Spec Bundle for AR Pistols
This bundle includes all essential components for complete pistol buffer system installation: heavy-duty aluminum pistol buffer tube optimized for pistol-length systems, SRS GEN4 H2 captured spring buffer, mil-spec receiver end plate with phosphate finish, and castle nut. The pistol buffer tube dimensions ensure compatibility with AR pistol platforms and stabilizing braces, while the drop-in design integrates with standard AR pistol lower receivers without requiring specialized tools or gunsmithing expertise. This system is optimized for suppressed AR pistols, SBRs, overgassed systems, competition and 3-gun rifles, and tactical defensive platforms, providing reliable performance across demanding applications where silent operation and controlled recoil matter.
Always follow safe firearm handling practices and manufacturer instructions. Verify compatibility with your specific AR pistol lower receiver, gas system length, and brace configuration. Confirm proper buffer system function and cycling reliability before live fire. Ensure castle nut is properly staked after installation. Comply with all applicable federal, state, and local firearms laws.
