2A Armament AR15 Regulated Bolt Carrier Group Lightweight Carrier

2A Armament AR15 Regulated Bolt Carrier Group Lightweight Carrier. These Bolt Carrier Groups by 2A Armament allow you to adjust your regulating gate from fully open to fully closed and completely eliminates the need for adjustable gas blocks. The 2A Armament AR-15 Advanced Bolt Carrier Group BCG is built from high quality steel and QPQ Nitride that has been heat treated extreme durability and extra lubrication for a smooth shot every time. Choose the 2A Armament Regulated BCG for a fully adjustable lightweight enhancement for your favorite AR15 rifle Specifications for 2A Armament AR15 Regulated Bolt Carrier Group: Manufacturer: 2A Armament Finish: Anodized Fabric/Material: 8620 Alloy Steel Cartridge: 5.56x45mm NATO Gun Make: AR Platform Gun Model: AR-15 Weight: 7.9 oz Bolt Material: 9310 Steel Carrier Material: 8620 Steel Features of 2A Armament AR15 Regulated Bolt Carrier Group: Extractor: machined heat treated QPQ Nitride Carrier key: machined heat treated QPQ Nitride staked screws Regulating gate: machined from 6AL-4V Titanium Requires customer supplied T-6 Torx tool for adjustment Package Contents: 2A Armament AR15 Regulated Bolt Carrier Group 2A Armament 2A-LWBCG-A: AR15 Regulated Bolt Carrier Group Lightweight Carrier