Geissele Super 42 braided buffer spring with H2 buffer drops in to a milspec carbine extension. Braided spring noticeably reduces twang felt through the stock. H2 weight is right for most 5.56 builds. Solid premium recoil system.



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Geissele
Overview
The Geissele Automatics Super 42 Braided Buffer Spring and H2 Buffer is designed as a spring-only assembly that enhances the reliability and performance of your AR-15. Specifically built for a Mil-Spec carbine buffer tube, this combination helps manage recoil and improve cycling, making it ideal for builds utilizing a mid-length gas system in 5.56 NATO caliber. You'll commonly find this setup in precision-focused builds where smooth operation is essential for accuracy and control.
Based on build data

Strike Industries Extended Bolt Catch

CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B

Geissele Automatics Llc Ar-15 Premium Buffer Tube Ddc

Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK

Bravo Company Ar-15/m16 Bcm Mil-Spec 6 Position Receiver Extension

Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK
Aggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Strike Industries Extended Bolt Catch | 40 | |
| CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B | 34 | |
| Geissele Automatics Llc Ar-15 Premium Buffer Tube Ddc | 33 | |
| Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK | 31 | |
| Bravo Company Ar-15/m16 Bcm Mil-Spec 6 Position Receiver Extension | 28 | |
| Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK | 27 |
| Platform | Percentage |
|---|---|
| AR-15 | 81.4% |
| AR-10 | 16.3% |
| AR-9 | 2.3% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 80% |
| 300 Blackout | 13.3% |
| .223 Wylde | 3.3% |
| .450 Bushmaster | 3.3% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 42.3% |
| Carbine | 26.9% |
| Pistol | 15.4% |
| Rifle | 15.4% |
Builds in the community that include the Geissele Automatics Super 42 Braided Buffer Spring and H2 Buffer
| Build | Parts | Total |
|---|---|---|
![]() | 17 | $1451.42 |
![]() | 26 | $3176.77 |
![]() | 16 | $1541.02 |
![]() | 33 | $2680.78 |
![]() | 21 | $1083.60 |
![]() | 28 | $2136.09 |
![]() | 25 | $1885.75 |
![]() | 25 | $2273.44 |
![]() | 18 | $1317.51 |
![]() | 25 | $2015.41 |
![]() | 22 | $1250.77 |
![]() | 27 | $2936.55 |
2 global ratings
Geissele Super 42 braided buffer spring with H2 buffer drops in to a milspec carbine extension. Braided spring noticeably reduces twang felt through the stock. H2 weight is right for most 5.56 builds. Solid premium recoil system.
Geissele Super 42 braided buffer spring with H2 buffer drops into any milspec carbine tube. Braided spring noticeably reduces twang felt through the stock. H2 weight is right for most 5.56 builds. Solid complete recoil upgrade.