*Combo Deal* Microbest Chrome BCG and Ballistic Advantage 16″ 5.56 Ar15 Barrel

Check out this super duper Ar15 Barrel / BCG build combo.

A solid Bolt Carrier Group is a key component of your Ar15. Microbest produces top quality mil-spec BCGs for the military and other quality rifle manufacturers. This 5.56 / 223 BCG features a full hard chrome exterior coating and is properly made, ready to run reliably in your rifle. These may have small blemishes, machine marks, or coating defects that do not affect function.

Mil Spec 8620 Carrier, Full Chrome

• 8620 Quality Steel
• Full Auto M-16 cut

Mil-Spec Bolt , Full Chrome

• Carpenter 158 Steel (c158)
• Shot Peened
• High Pressure Tested (HPT) 
• Magnetic Particle Inspected (MPI)
• Sprinco Extractor and ejector springs, with sprinco insert

Mil Spec Extractor – Phosphate

• Phosphate extractor has more friction when gripping the case rim, allowing for more reliable extraction.
• 4140 Steel
• Extractor Spring by Sprinco
• Black Extractor Insert

Mil Spec Gas Key, Full Chrome

• 4130 Steel
• Grade 8 Hardware
• OCKS gas key screws
• Properly Staked

4140 Steel Cam pin, chrome finish
Firing Pin, retaining pin

The BA 5.56 chambered 16 inch M4 Profile Carbine Length Modern Series Barrel is machined from CrMoV steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension. Any barrel warranty/service to be done directly with Ballistic Advantage.
Ballistic Advantage Barrel Features: