Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Black
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Geissele
Overview
The Geissele Automatics Premium Mil-Spec Buffer Tube Assembly with Super 42 H3 is designed as a comprehensive parts kit that includes everything you need for a reliable buffer tube assembly. Featuring a Mil-Spec buffer tube, this assembly ensures compatibility with a wide range of components and provides a solid foundation for your build. This product is commonly found in Mid-Length gas system builds chambered in 5.56 NATO, making it an excellent choice for those looking to enhance performance and reliability.
Specifications
Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Black
August 2026 on GunPartPicker
Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Black was the tenth most added buffer tube assembly on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since January 2026. All time, it ranks #14 of the 151 buffer tube kits builders have added. Builds with this buffer tube assembly are mostly chambered in 5.56 NATO (75%, then .223 Wylde 25%), nearly all on mid-length gas, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, but today 2 of the 5 retailers we track have it in stock. It dipped to $118.64 at Brownells for a stretch in August 2026, well under its usual $189, so sales do come around. Buying today, the lowest price is $189 at Brownells, above August's low of $118.64, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 40 builds that include this one
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Magpul MOE K2 Grip Polymer Gray
Radian Weapons AR-15 Enhanced Takedown Pin Set Black
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Radian Weapons 16" Complete Upper .223 Wylde 1:8, Black - R0025
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
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.
Builds Featuring This Part
See all 1 →Builds in the community that include the Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Black
| Build | Parts | Total |
|---|---|---|
 | 22 | $1263.13 |
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