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Colt M4 to M5 Commando conversion kit (CM556-11H-CK) to upgrade legacy M4/M16 platforms to Colt’s modernized, free-floating M5 architecture.
- Chambering: 5.56mm NATO
- Barrel: 11.5-inch heavy profile, chrome-lined, carbon steel
- Finish: Matte black
Kit is described as a complete centerfire upper assembly and includes an M5-style upper receiver with an anti-torsion alignment lug (per description).
Specifications
- Manufacturer:
- Colt
- Category:
- upper-receiver
- Caliber:
- 5.56x45mm NATO
- Platforms:
- AR-15
- UPC:
- 098289035479
- MPN:
- CM556-11H-CK
- Required Component:
- Yes
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