BCM 5.56 NATO Midlength Barreled Upper - MCMR-15 - 16"

All Bravo Company upper receivers
Bravo Company BCM 5.56 NATO Midlength Barreled Upper - MCMR-15 - 16" - Upper Receiver for AR-15 - view 1
Bravo Company BCM 5.56 NATO Midlength Barreled Upper - MCMR-15 - 16" - Upper Receiver for AR-15 - view 2
Bravo Company BCM 5.56 NATO Midlength Barreled Upper - MCMR-15 - 16" - Upper Receiver for AR-15 - view 3
Bravo Company BCM 5.56 NATO Midlength Barreled Upper - MCMR-15 - 16" - Upper Receiver for AR-15 - view 4
Bravo Company BCM 5.56 NATO Midlength Barreled Upper - MCMR-15 - 16" - Upper Receiver for AR-15 - view 5
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Bravo Company

Overview

The BCM 5.56 NATO Midlength Barreled Upper - MCMR-15 features a complete assembly designed for the AR-15 platform, with a 16-inch barrel optimized for the mid-length gas system. This configuration provides a balance of reliability and reduced recoil, making it ideal for a variety of shooting applications. Builders often choose this upper for setups that prioritize the 5.56 NATO caliber and mid-length gas system, ensuring smooth operation and enhanced performance.

Specifications

MPNBCM-URG-MID-16-MCMR-15
Caliber5.56 NATO
Barrel Length16
AssemblyComplete
Gas System LengthMid-Length
PlatformAR-15

Available Merchants(2)

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Primary Arms
Free shipping
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In Stock
$789.65
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Bravo Company USA
~$12.95 est. shipping
Shipping Speed
In Stock
$789.65

October 2026 on GunPartPicker

Bravo Company BCM 5.56 NATO Midlength Barreled Upper - MCMR-15 - 16" ranked #124 of the 844 upper receivers builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #75 of the 2,049 upper receivers builders have added. Builds with this upper receiver are nearly all chambered in 5.56 NATO, nearly all on mid-length gas, and nearly all AR-15.

Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today both retailers we track have it in stock. Prices barely moved in October 2026, holding around $789.65, with no real sale all month. Buying today, the lowest price is $789.65 at Bravo Company USA, which matches the best price we saw in October.

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