The 2A Armament Lightweight Bolt Carrier (LBC) for AR-15s in .223/5.56 is a lightweight carrier designed to help reduce both felt recoil, and over all weight of the AR-15 weapons system. The LBC has a very high quality forward body and an advanced bearing surface aluminum tail to form a reliable, lightweight, and high quality bolt carrier group. The tail sections advanced finned design reduces drag and wear inside of the receiver extension which increases reliability. The LBC is intended for AR rifles with an adjustable gas system. Made in the USA.
- Carrier: 8620 steel, heat treated, QPQ Nitride
- Bolt: 9310 steel, heat treated, MP, Cryo'd, QPQ Nitride
- Rear body: 7075-T6, hard anodized clear
- Extractor: machined, heat treated, QPQ Nitride
- Carrier key: machined, heat treated, QPQ Nitride, staked screws
- Weight: 7.9oz assembled