COLT M4 UPPER 5.56 16.1" BLK
Colt's Manufacturing, Complete Upper Receiver, 223 Rem/556NATO, 16.1" M4 Barrel, Black Finish, A2 Fixed Front Sight, Magpul BUIS Rear Sight
The durability" reliability and excellent build quality of Colt uppers will provide years of service you can count on.
Features:
- Upper Receiver
- A2 Fixed Front Sight
- 223 Rem/556NATO
Specifications:
- Barrel Length: 16.1"
- Caliber: 223 Remington
- Caliber: 556NATO
- Color: Black
- Manufacturer Part #: LE6920CK
- Subcategory: Complete Upper Receivers
- Type: Upper
- Type of Barrel: M4