▼ 15% below avg
CMMG Barrel Assembly 16.1 Inch 5.56 NATO/ 223 REM 4140CM Black
Lowest Price
$116.57
MSRP
$135.43
Savings
14% off
In Stock at
2 Stores
Updated
Jul 4, 2026
Compare Deals from 9 Retailers
Lowest price first
BattleHawk Armory Best
● In Stock
$116.57
Red Team Armory
● In Stock
$135.43
E-Commerce Arms
● Out of Stock
$124
Cane Creek Munitions
● Out of Stock
$125.85
Brownells
● Out of Stock
$132.99
Good 4 Guns
● Out of Stock
$139.99
MCM Tactical
● Out of Stock
$142.97
GrabAGun
● Out of Stock
$155.99
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Specifications
Description
The 16.1a ^2 lightweight is the perfect barrel for building your custom lightweight AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.
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