Rubber City Armory

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

All Rubber City Armory bolt carrier groups
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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$189.00
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October 2026 on GunPartPicker

Rubber City Armory M16 / AR-15 Bolt Carrier Group - Nitride ranked #98 of the 258 bolt carrier groups builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #244 of the 546 bolt carrier groups builders have added.

It was in stock most times we checked in October 2026, and today the one retailer we track has it in stock. Prices barely moved in October 2026, holding around $189, with no real sale all month. Buying today, the lowest price is $189 at Primary Arms, which matches the best price we saw in October.

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Frequently Built With

The part most often added in each category by the builds that include this one

Anderson Manufacturing 6061 Aluminum Charging Handle

Anderson Manufacturing 6061 Aluminum Charging Handle

Charging Handlein 40% of them
Aero Precision M4E1 Stripped AR-15 Lower Receiver - Black

Aero Precision M4E1 Stripped AR-15 Lower Receiver - Black

Lower Receiver$113 · out of stockin 40% of them
PSA 16" Mid-Length 5.56 NATO 1:7 Nitride Timber Creek Enforcer 15" M-LOK Upper - Without BCG or CH

PSA 16" Mid-Length 5.56 NATO 1:7 Nitride Timber Creek Enforcer 15" M-LOK Upper - Without BCG or CH

Upper Receiverin 20% of them
Rock River Arms Single Stage Trigger KIT, Black

Rock River Arms Single Stage Trigger KIT, Black

Trigger$34 · out of stockin 20% of them
Expo Arms AR-15 Ambidextrous Safety Selector

Expo Arms AR-15 Ambidextrous Safety Selector

Safety$20in 20% of them
TPS Arms AR-15 Mag Catch Assembly, Black - AR-1031

TPS Arms AR-15 Mag Catch Assembly, Black - AR-1031

Magazine Release$9in 20% of them

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

90.1%
AR-1590.1%
AR-106.9%
AR-93%

Caliber

69.3%
5.56 NATO69.3%
.223 Wylde8.7%
300 Blackout8.7%
.308 Win5.4%
9mm2.7%
Other5.1%

Gas System

50.7%
Mid-Length50.7%
Carbine26.9%
Pistol10.7%
Rifle10.2%
Blowback1.1%
Other0.3%

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