Stern Defense SD BU9 NiB ECHO Bolt Carrier AR-15 Glock-Pattern Upper Receiver 9mm Sliver 004-SD BU9-NiB-ECHO-D2-M. Here ya go Made with 8620 AISI steel and boasting a Nickel Boron Melonite hybrid finish the Stern bolt fits into Mil-Spec and...

In stock
ShipAmount $0.00
RevType 2
Manufacturer Stern Defense
Sku 004SDBU9NiBECHOD2M
Identity 11943167943