Colt M4/M4A1 Replacement Barrel Stripped 14.5in
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Colt
Overview
The Colt M4/M4A1 Replacement Barrel is a stripped 14.5-inch barrel designed for use with 5.56 NATO caliber ammunition. Featuring an M4 profile and a carbine-length gas system, this barrel is optimized for reliability and performance in shorter builds. The 1:7 twist rate helps stabilize a wide range of bullet weights, making it suitable for various shooting applications. This barrel is commonly found in builds that prioritize compactness and maneuverability, especially in tactical or close-quarters scenarios.
Specifications
Price and stock
The Colt M4/M4A1 Replacement Barrel Stripped 14.5in was out of stock everywhere we track for all of August 2026, and today the one retailer we track is out of stock. Listed prices start at $249.99 at Brownells for when it comes back.
Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 3 builds that include this one
Forward Controls Design Ambidextrous AR-15 Charging Handle - ODG
Colt M16 5.56 Bolt Carrier Group
Tacfire AR-15 Mil-Spec Buffer Tube KIT
Colt AR15A4 Bolt Catch
Forward Controls Design Billet AR-15 Dust Cover - Twin Dimple
Colt AR6721 Receiver End Plate
Builds Featuring This Part
See all 2 →Builds in the community that include the Colt M4/m4a1 Replacement Barrel Stripped 14.5in
| Build | Parts | Total |
|---|---|---|
 | 20 | $2197.70 |
 | 29 | $5396.86 |
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