Ab Arms Bolt Carrier Group - 5.56mm Ar-15 Nickel Boron

FEATURES
-Needs virtually no lube during use
-The manganese phosphate coated extractor has a surface finish that provides superior extraction during
firing
-These bolt carrier groups are ready to drop into your rifle
-Made in USA

• Availability: In Stock
• Model: '859143003535
• Brand: American Built Arms Company