Geissele Reliability Enhanced Gas Key and Bolt Carrier
$148.00 at MidwayUSA · 2 stores
In stock
Best price
$255.00at OpticsPlanet
Out of stock checked Oct 21, 2026
In stock now instead
- Geissele Reliability Enhanced Gas Key and Bolt Carrier $148.00at MidwayUSA
- LanTac USA 556 Enhanced AR-15 Bolt Carrier Group, Black $251.99at OpticsPlanet
- LANTAC Enhanced DI Side Charger AR-15 .223 Remington/5.56x45mm … $259.99at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet Best price | $255.00checked Oct 21, 2026 | Out of stock | Buy at OpticsPlanet | |
| MidwayUSA | $255.00checked Oct 21, 2026 | Out of stock | Buy at MidwayUSA |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Similar bolt carrier groups in stock
This part is out of stock at every store we track. These similar bolt carrier groups are in stock, with today's prices.
LanTac USA 556 Enhanced AR-15 Bolt Carrier Group, Black
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Price history
Dashed line = out of stock. Tracking since Oct 18, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| MidwayUSA | $255.00 | $255.00 | $255.00 |
| OpticsPlanet | $255.00 | $255.00 | $255.00 |
Since Oct 18, 2026.
About this part
The Geissele Bolt Assembly Stress Proof is a 5.56 / .223 bolt carrier group from Geissele Automatics. It's sold by 2 stores, all at $255.00.
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Specifications
- Manufacturer
- Geissele Automatics
- Platform
- AR-15
- Caliber
- 5.56 mm NATO
From the manufacturer
Geissele Bolt Assembly Stress Proof. Each Forged bolt is rigorously inspected high pressure tested mag particle inspected and Nanoweapon coated. Specifications for Geissele Stress Proof Bolt Assembly: Manufacturer: Geissele Color: Black Caliber: 5.56x45mm NATO .223 Remington Gun Make: AR Platform Gun Model: AR-15 Included Accessories: Extractor Package Contents: Geissele Stress Proof Bolt Assembly What firearm models does the manufacturer say Geissele Stress Proof Bolt Assembly is compatible with? The manufacturer suggests that Geissele Stress Proof Bolt Assembly is compatible with AR-15Geissele 05-2991: Bolt Assembly Stress Proof
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