The 2A Armament regulated Bolt Carrier group is a lightweight carried with a gas regulation gate built into the carrier itself. This regulation provides you with a lightweight drop in solution for customers who are looking to tune their AR-15's gas system. Using the RBC eliminates the need for adjustable gas blocks and it also features adjustments from fully open to fully closed on the regulating gate. The RBC can be tuned with different combinations of buffers, springs, barrel lengths and suppressors.
Specifications and Features: 2A Armament Regulated Complete Bolt Carrier Group 2A-LWBCG-A Bolt Carrier Group .223 REM/5.56 NATO/.300 AAC BLACKOUT Carrier is made from 8620 steel, heat treated and QPQ Nitride Bolt is made from 9310 steel heat treated, MP, Cryo'd, and QPQ Nitride Rear body is made from 7075-T6 hard anodized clear Extractor is machined, heat treated, and QPQ Nitride Carrier key is machined, heat treated, QPQ Nitride, and staked screws Regulating gate is machined from 6AL-4V Titanium Overall Weight is 7.9oz assembled Requires T-6 Torx tool for adjustment Patent Pending Made in the USA Nitride Finish