4" 9mm Medium Profile QPQ Nitride Barrel

4" 9mm Medium Profile QPQ Nitride Barrel Black Rifle Depot prides itself on partnering with premier machine shops and barrel manufacturers across the USA. When we discover a barrel maker that meets our exacting standards, we proudly private label their barrels under the BRD brand. By purchasing in bulk, we can pass substantial savings onto our customers. Each BRD Brand Barrel is American-made, crafted by Tier 1 manufacturers, and adheres to ISO-9001 or higher quality standards.