Cryptic Bolt Complete 6.5mm Grendel II Nickel Boron
$76.00 at OpticsPlanet
In stock Sale
JE Machine Tech AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend Rear Charging AR-15 Bolt Carrier Group Nitride Coating MPI Certified Mil-Spec Black
JE Machine Tech · Bolt Carrier Group
No ratings yetBest price
$74.63at Battlehawk Armory
Sale checked Oct 28, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Battlehawk Armory Best price | $74.63Salechecked Oct 28, 2026 | Check store | Buy at Battlehawk Armory | |
| OpticsPlanet | $89.00Salechecked Nov 3, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Price history
Lowest in-stock price in the last 30 days: $89.00 at OpticsPlanet. Dashed line = out of stock. Tracking since Oct 12, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Battlehawk Armory | — | $71.21 | $74.63 |
| OpticsPlanet | $89.00 | $89.00 | $89.00 |
Since Oct 12, 2026.
About this part
The JE Machine Tech AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend Rear Charging AR-15 Bolt Carrier Group Nitride Coating MPI Certified Mil-Spec Black is an AR-15 bolt carrier group from JE Machine Tech. It's sold by 2 stores, from $74.63 to $89.00. The lowest in-stock price in the last 30 days was $89.00 at OpticsPlanet.
Fits and works with
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Specifications
- Manufacturer
- JE Machine Tech
- Platform
- AR-15
- Caliber
- 300 Blackout
- Finish
- Nitride
- Material
- Steel
From the manufacturer
JE Machine Tech AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend Rear Charging AR-15 Bolt Carrier Group Nitride Coating MPI Certified Mil-Spec Black. All of our BCGs are manufactured from 9310 CrMoV Steel Magnetic Particle Inspected (MPI) and properly staked gas key to ensure maximum durability and reliable performance. Compatible with a wide range of calibers this Bolt Carrier Group is the perfect choice for any build. Specifications for J&E Machine Tech AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend Rear Charging AR-15 Bolt Carrier Group: Manufacturer: JE Machine Tech Color: Black Finish: Chrome Lined Caliber: .223 Remington Gun Model: AR-15 Hand: Right Additional Features: Nitride Coating Features of J&E Machine Tech AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend Rear Charging AR-15 Bolt Carrier Group Multi-caliber compatibility: .223/5.56 NATO/.300 Blackout/.350 Legend Manufactured: 9310 CrMoV steel MPI tested Properly staked gas key Package Contents: J&E Machine Tech AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend Rear Charging AR-15 Bolt Carrier Group What firearm models does the manufacturer say J&E Machine Tech AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend Rear Charging AR-15 Bolt Carrier Group is compatible with? The manufacturer suggests that J&E Machine Tech AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend Rear Charging AR-15 Bolt Carrier Group is compatible with AR-15JE Machine Tech PS-BCG3: AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend Rear Charging AR-15 Bolt Carrier Group Nitride Coating MPI Certified Mil-Spec Black
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