This MK9 bolt assembly is made of 8620 steel and has a Phosphate finish.
Specifications
- Type: Barrel Nut
- Model: Mil-Spec
- Size: AR-15
- Finish: Black
- Material: Aluminum
- Dimensions: 9" L
CMMG | MPN: 55DA296 | UPC: 815835012711
This MK9 bolt assembly is made of 8620 steel and has a Phosphate finish.
CMMG | MPN: 55DA296 | UPC: 815835012711