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Rubber City Armory

Rubber City Armory 6.5 Grendel Type II AR-15 Bolt Carrier Group - Nitride

Rubber City Armory 6.5 Grendel Type Ii Ar-15 Bolt Carrier Group - Nitride - Bolt Carrier Group for AR-15 - view 1
Rubber City Armory 6.5 Grendel Type Ii Ar-15 Bolt Carrier Group - Nitride - Bolt Carrier Group for AR-15 - view 2
Rubber City Armory 6.5 Grendel Type Ii Ar-15 Bolt Carrier Group - Nitride - Bolt Carrier Group for AR-15 - view 3
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Rubber City Armory

Overview

The Rubber City Armory 6.5 Grendel Type II AR-15 Bolt Carrier Group is specifically designed to function seamlessly with the 6.5 Grendel caliber, ensuring reliable cycling and accuracy for your build. Featuring an M16 style, this bolt carrier group offers enhanced performance and durability, while its nitride finish provides improved corrosion resistance and longevity. This BCG is often found in mid-length gas system builds, making it a solid choice for those looking to optimize their 6.5 Grendel setup.

Specifications

MPN6.5-001
StyleM16 Bolt Carrier
Caliber6.5 Grendel
FinishNitride

Available Merchants(1)

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Primary Arms
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$199
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Build history on GunPartPicker

Builders on GunPartPicker first added the Rubber City Armory 6.5 Grendel Type II AR-15 Bolt Carrier Group - Nitride to a build in February 2026.

Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today the one retailer we track has it in stock. Prices barely moved in August 2026, holding around $199, so there haven't been real sales lately. Buying today, the lowest price is $199 at Primary Arms, which matches the best price we saw in August.

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