Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - Black
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Geissele
Overview
The Geissele Automatics Premium Mil-Spec Buffer Tube Assembly with Super 42 H2 is a comprehensive parts kit designed for builders seeking a reliable and durable buffer system. Constructed from hardcoat anodized aluminum, this Mil-Spec buffer tube assembly provides a robust foundation that ensures compatibility with a wide range of components, helping to optimize the cycling of your AR-15. This assembly is frequently found in mid-length gas system builds chambered in 5.56 NATO, making it a versatile choice for those looking to enhance their rifle's performance.
Specifications
Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - Black
Available Merchants(6)
Prices checked
Price Alert
October 2026 so far on GunPartPicker
Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - Black is the most added buffer tube assembly on GunPartPicker so far in October 2026, ahead of the Strike Industries 7075 T6 Aluminum AR Pistol Buffer Tube, Red - ARSPRESLICKRED, with about 15% of all buffer tube kits added to builds. Up from #4 in September. Builds with this buffer tube assembly are mostly chambered in 5.56 NATO (72%, then 300 Blackout 11%), split between mid-length (52%) and carbine-length (29%) gas systems, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 5 of the 6 retailers we track have it in stock. It dipped to $134 at BattleHawk Armory for a stretch in September 2026, well under its usual $161, so sales do come around. Buying today, the lowest price is $134 at BattleHawk Armory, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
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Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with 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.
Builds Featuring This Part
See all builds →Builds in the community that include the Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - Black
| Build | Parts | Total |
|---|---|---|
| meta? | 24 | $2358.67 |
 | 12 | $1396.64 |
 | 19 | $1186.87 |
 | 20 | $1855.54 |
 | 12 | $2130.66 |
 | 17 | $2089.00 |
 | 28 | $2172.02 |
 | 13 | $943.78 |
 | 21 | $5078.08 |
 | 14 | $1774.39 |
 | 27 | $3047.09 |
 | 24 | $2393.69 |
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