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Rubber City Armory

Rubber City Armory M16 / AR-15 Bolt Carrier Group - Nitride

Rubber City Armory M16 / Ar-15 Bolt Carrier Group - Nitride - Bolt Carrier Group for AR-15 - view 1
Rubber City Armory M16 / Ar-15 Bolt Carrier Group - Nitride - Bolt Carrier Group for AR-15 - view 2
Rubber City Armory M16 / Ar-15 Bolt Carrier Group - Nitride - Bolt Carrier Group for AR-15 - view 3
Rubber City Armory M16 / Ar-15 Bolt Carrier Group - Nitride - Bolt Carrier Group for AR-15 - view 4
Rubber City Armory M16 / Ar-15 Bolt Carrier Group - Nitride - Bolt Carrier Group for AR-15 - view 5
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Rubber City Armory

Overview

The Rubber City Armory M16/AR-15 Bolt Carrier Group in Nitride finish is designed for the 5.56 NATO caliber and features the M16 bolt carrier style, which offers enhanced reliability and improved cycling compared to standard AR-15 configurations. The nitride finish not only provides durability but also enhances corrosion resistance, ensuring smoother operation over time. This bolt carrier group is commonly found in mid-length gas system builds, making it an excellent choice for those looking to optimize their rifle's performance.

Specifications

MPN100-001
StyleM16 Bolt Carrier
Caliber5.56 NATO
FinishNitride

Available Merchants(1)

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Primary Arms
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$189
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August 2026 on GunPartPicker

Rubber City Armory M16 / AR-15 Bolt Carrier Group - Nitride ranked #123 of the 229 bolt carrier groups builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #274 of the 433 bolt carrier groups builders have added.

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 $189, so there haven't been real sales lately. Buying today, the lowest price is $189 at Primary Arms, which matches the best price we saw in August.

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