Noveskes H3 buffer is 5.4 oz which is just right for a heavier carbine recoil impulse. My 11.5 SBR cycles much smoother with this in place of a standard H2. Tungsten weights dont rattle inside the body. Fits any milspec receiver extension.


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Noveske
Overview
The Noveske Rifleworks AR-15 Carbine H3 Buffer weighs in at 5.4oz, providing a heavier option that can help mitigate recoil and improve cycling reliability in your setup. Designed specifically for the AR-15 platform, this H3 buffer is ideal for mid-length gas systems, ensuring that the bolt carrier group functions smoothly while maintaining a consistent cycling speed. This buffer type is commonly found in builds chambered in 5.56 NATO, making it a solid choice for those looking to enhance performance in their rifles.
Based on build data

Strike Industries Ar-15 Ultra Light Pivot / Takedown Pins - Fde

Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Ddc

Timber Creek Outdoors Ar-15 Buffer Tube - Fde

Law Tactical AR Folding Stock Adapter Gen 3 - HK

Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK

Magpul Moe-Sl Grip Polymer Dark Earth
Aggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Strike Industries Ar-15 Ultra Light Pivot / Takedown Pins - Fde | 6 | |
| Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Ddc | 5 | |
| Timber Creek Outdoors Ar-15 Buffer Tube - Fde | 5 | |
| Law Tactical AR Folding Stock Adapter Gen 3 - HK | 5 | |
| Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK | 4 | |
| Magpul Moe-Sl Grip Polymer Dark Earth | 4 |
| Platform | Percentage |
|---|---|
| AR-15 | 75% |
| AR-9 | 25% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 60% |
| 300 Blackout | 20% |
| .223 Wylde | 20% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 75% |
| Carbine | 25% |
Builds in the community that include the Noveske Rifleworks Ar-15 Carbine H3 Buffer - 5.4oz
| Build | Parts | Total |
|---|---|---|
![]() | 32 | $3979.23 |
![]() | 26 | $1145.68 |
![]() | 32 | $3979.23 |
![]() | 22 | $1511.28 |
![]() | 32 | $2441.15 |
![]() | 23 | $2520.98 |
1 global rating
Noveskes H3 buffer is 5.4 oz which is just right for a heavier carbine recoil impulse. My 11.5 SBR cycles much smoother with this in place of a standard H2. Tungsten weights dont rattle inside the body. Fits any milspec receiver extension.