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Sons of Liberty Gun Works
Overview
The Sons of Liberty Gun Works AR-15 Buffer H2 is a heavier buffer designed specifically for the AR-15 platform, providing enhanced reliability and smoother cycling in your firearm. The H2 weight helps to better manage recoil and ensures proper function with a variety of gas systems, making it an optimal choice for builds utilizing a mid-length gas system. This buffer is frequently found in builds chambered in 5.56 NATO, where consistent performance is critical.
Based on build data

Strike Industries Extended Bolt Catch
Bolt Catch
Law Tactical AR Folding Stock Adapter Gen 3 - HK
Stock Adapter
Expo Arms Ar-15 Carbine Buffer Spring - 17-7 Steel
Buffer Spring
Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C
Buffer Spring
Strike Industries Cobra Billet Aluminum Trigger Guard - Red
Trigger Guard
Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK
Takedown PinAggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Strike Industries Extended Bolt Catch | Bolt Catch | 72 |
| Law Tactical AR Folding Stock Adapter Gen 3 - HK | Stock Adapter | 71 |
| Expo Arms Ar-15 Carbine Buffer Spring - 17-7 Steel | Buffer Spring | 65 |
| Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C | Buffer Spring | 58 |
| Strike Industries Cobra Billet Aluminum Trigger Guard - Red | Trigger Guard | 53 |
| Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK | Takedown Pin | 53 |
| Platform | Percentage |
|---|---|
| AR-15 | 80.5% |
| AR-10 | 18.1% |
| AR-9 | 1.4% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 69.2% |
| .223 Wylde | 11.8% |
| 300 Blackout | 7.6% |
| .308 Win | 4.5% |
| .450 Bushmaster | 2.1% |
| 6mm ARC | 1.4% |
| .458 SOCOM | 1.4% |
| 6.5 Grendel | 1% |
| 7.62x39mm | 0.7% |
| .224 Valkyrie | 0.3% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 44.6% |
| Carbine | 28.7% |
| Rifle | 16.3% |
| Pistol | 10% |
| Intermediate | 0.4% |
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