Bootleg Inc. AR-15 5.56 Mil-Spec Complete Adjustable Bolt Carrier Group Assembly- Black Nitride

This Complete Bolt carrier group, Machined from S7 Tool Steel with a Lithium Isonite Coating. 4 Setting Adjustable Vent System relieves excess gas pressure created from suppressor use creating longer dwell time and less blowback to the shooter. Gas Adjustment can be turned while installed in the rifle. Uses all standard MIL-SPEC components Staked MIL-SPEC Gas Key. Adjustment Pin is easily removed for cleaning. Full Auto Rated

Features:

• Machines from S7 Tool Steel
• Lithium Isonite Black Finish
• Four Adjustable vent system settings
• Forward Assist Serrations
• Adjustable Pin(easily Removed) 
• Mil-Spec Configuration
• Staked Mil-Spec Gas Key
• Full Auto Rated
• Weight: 11.4 oz