CMMG MK57 Barrel Bolt Carrier Group Kit 16.1" 5.7X28 416SS

CMMG, Mk57 Barrel, 5.7X28MM, 16.1" Barrel, 1:9 Twist Black Finish, Includes BCG, Fits AR Rifles

• Precise Manufacturing
• Long Term Reliability
• Durable Construction

Product Description
High quality components and precise manufacturing make CMMG parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.

Specifications

• UPC 816422029693
• Manufacturer CMMG
• Manufacturer Part # 57D3F68
• Model MK57
• Type Barrel
• Caliber 5.7X28MM
• Barrel Length 16.1"
• Finish/Color Black
• Accessories BCG
• Fit AR-15
• Subcategory Rifle Barrels