The BCM Complete Lower Receiver with MK2 Receiver Extension (Bravo Company Mfg part no. BCMLRG-RMS-NO-STOCK-COSMO) gives builders a fully assembled AR-15 lower receiver from Bravo Company Mfg at a reduced price due to a minor factory cosmetic blemish. Functionally identical to BCM’s standard complete lowers, this unit ships without a stock, letting you choose your own furniture, while the receiver itself, trigger group, and MK2 receiver extension are all genuine BCM components. It’s a smart way to get BCM’s build quality without paying full price for a purely cosmetic imperfection.

Key Specifications

• Multi-caliber compatible, built for Multi caliber AR-15 upper configurations.
• Classified as a Complete Lower Receiver, with the fire control group already installed.
• Includes BCM’s MK2 receiver extension, but ships without a stock.
• Sold as a Factory Blem unit, discounted for a minor cosmetic imperfection only.
• Built by Bravo Company Mfg (BCM), known for duty-grade AR components.
• Runs a standard semi-automatic AR-15 fire control group.
• Forged from 7075-T6 aluminum and hardcoat anodized for durability.
• Features a BCM PNT trigger with a Polished Nickel Teflon finish for a smoother pull.
• Includes the BCM MK2 buffer system, an intermediate-length design that blends rifle and carbine recoil characteristics.

Frequently Asked Questions

What does a factory blem designation mean? It means the receiver has a minor cosmetic imperfection from manufacturing, sold at a discount, with no impact on function.

Does this lower include a stock? No, it ships without a stock, giving you the choice of your own furniture.

What trigger does it use? It’s equipped with BCM’s PNT (Polished Nickel Teflon) trigger for a smoother pull.

Buy the BCM Complete Lower Receiver, MK2

Get genuine BCM build quality at a discount thanks to a purely cosmetic factory blemish. Order the Bravo Company Mfg / BCM complete lower from our Lubbock, Texas gun shop for fast, insured shipping to your FFL, from our rifle parts lineup.