Sons of Liberty Gun Works AR-15 Buffer H3
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Sons of Liberty Gun Works
Overview
The Sons of Liberty Gun Works AR-15 Buffer H3 is designed to provide enhanced cycling characteristics for your AR-15 platform. With its heavier H3 weight, this buffer helps to mitigate recoil and improve the overall reliability of semi-automatic cycling, making it a solid choice for builds that prioritize smooth operation and reduced wear on components. This buffer is frequently utilized in mid-length gas systems chambered in 5.56 NATO, where it can help optimize performance and function.
Specifications
Available Merchants(4)
Prices checked
Stock Alert
Build history on GunPartPicker
Builders have been adding the Sons of Liberty Gun Works AR-15 Buffer H3 to their builds on GunPartPicker since February 2026. All time, it ranks #33 of the 178 buffers builders have added. Builds with this buffer are mostly chambered in 5.56 NATO (77%), split between mid-length (44%) and carbine-length (33%) gas systems, and nearly all AR-15.
It was out of stock everywhere we track for all of September 2026, and today none of the 4 retailers we track has it in stock right now. Listed prices start at $61.74 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
Wilson Combat AR-15 Starburst Gunfighter Pistol Grip Black
CMMG AR-15 HD Pivot and Takedown Pin Parts KIT - 55AFF3B
Bravo Company AR-15/M16 BCM Mil-Spec 6 Position Receiver Extension
Geissele Automatics Super 42 Rifle Length Spring
Strike Industries Enhanced Bolt Catch, Black, Fits AR-10
TPS Arms AR-15 Mag Catch Assembly, Black - AR-1031
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
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