The durability" reliability and excellent build quality of Colt uppers will provide years of service you can count on.
Features:
- M4 Feed Ramps
- Forward Assist
- Upper Receiver
Specifications:
- Accessories: Dust Cover, Forward Assist, M4 Feed Ramps
- Caliber: 223 Remington
- Caliber: 556NATO
- Color: Black
- Manufacturer Part #: SP63528
- Subcategory: Upper Receivers
- Type: Upper