Geissele Automatics Reliability Enhancement KIT H2
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Geissele
Overview
The Geissele Automatics Reliability Enhancement Kit H2 is designed for the 5.56 NATO caliber and features an M16 style bolt carrier, which enhances the reliability and function of your AR-15 platform. Its black finish provides a sleek look while also ensuring durability. This kit is commonly found in builds utilizing a mid-length gas system, making it ideal for those looking to optimize performance in that configuration.
Specifications
August 2026 on GunPartPicker
Geissele Automatics Reliability Enhancement KIT H2 ranked #123 of the 229 bolt carrier groups builders added on GunPartPicker in August 2026. Builders on GunPartPicker first added it to a build in July 2026.
It was hard to find in August 2026, in stock on only 6 of the 21 days we checked, and today only Primary Arms has it in stock. It dipped to $440 at BattleHawk Armory for a stretch in August 2026, under its usual $469, so sales do come around. Buying today, the lowest price is $469 at Primary Arms, above August's low of $440, so a better deal may come back.
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Frequently Built With
The part most often added in each category by the 4 builds that include this one
Radian Weapons AR-15 Raptor/talon L/s Combo Black Anodized
Geissele Automatics AR-15 11.5 Super Duty Stripped Upper Receiver Black
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Daniel Defense Stainless Steel Gas Tube - Mid-Length
Slr Rifleworks Sentry Gas Block .750 Adjustable Steel Set Screw
Emissary Development Handbrake - M-LOK - FDE
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