CMMG

CMMG 30AC278TNG Dissent MK4 300 Blackout 10.5" TNG

CMMG CMMG 30AC278TNG Dissent MK4 300 Blackout 10.5" TNG
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Overview

The CMMG 30AC278TNG Dissent MK4 300 Blackout 10.5" TNG is a complete rifle. Compare prices from multiple merchants and find the best deal.

Specifications

MPN30AC278TNG
PlatformAR-15
Caliber300 Blackout
Gas System LengthCarbine
Thread Pitch5/8x24
Action TypeSemi-Auto
Twist Rate1:7
ColorTungsten
Barrel Length10.5

Available Merchants(5)

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Classic Firearms logo
Classic Firearms
Shipping varies
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In Stock
$1,661
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Palmetto State Armory logo
Palmetto State Armory
Free shipping
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In Stock
$1,661
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KY Gun Company logo
KY Gun Company
Flat rate shipping
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In Stock
$1,674
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BattleHawk Armory logo
BattleHawk Armory
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Out of Stock
$1,623
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Primary Arms logo
Primary Arms
Free shipping
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Out of Stock
$1,700
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Price and stock

Availability is good for the CMMG 30AC278TNG Dissent MK4 300 Blackout 10.5" TNG: it was in stock at one retailer or another nearly every day in September 2026, and today 3 of the 5 retailers we track have it in stock. Prices barely moved in September 2026, holding around $1,660.98, so there haven't been real sales lately. Buying today, the lowest price is $1,660.98 at Classic Firearms, which matches the best price we saw in September.

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