$494.00
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Bravo Company built its reputation making mil-spec AR-15 components tough enough for security professionals and soldiers working in places where gear failure isn't an option. This complete lower carries that same DNA into a builder friendly package, machined from a 7075-T6 aluminum forging and hardcoat anodized to MIL-A-8625F Type III Class 2 spec so it holds up to years of hard use. As a factory blem, it may show minor cosmetic marks from the anodizing or machining process, but every internal component and function works exactly like a first quality BCM lower.
Instead of a standard carbine buffer setup, this lower runs BCM's MK2 Recoil Mitigation System, which uses an intermediate length receiver extension paired with an M16A4 rifle spring. That combination smooths out buffer displacement, cuts down on felt recoil, and keeps carrier velocity more consistent than a typical M4 style buffer tube. The wider operating envelope also means this lower is more forgiving with different ammo types and less picky about maintenance intervals, which matters a lot if you're running a short barrel build or a suppressor.
The BCM Mod 3 stock finishes off this lower with a minimalist, snag free profile that weighs in at just 6.4 ounces. Its double walled H-beam construction keeps things rigid without adding bulk, and the diamond textured buttpad along with non-slip side panels give you a solid, secure mount whether you're shooting off a bench or working from a barricade. The stock also accepts BCM's optional M3 marksman risers for dialing in cheek weld with optics, and it includes horizontal and vertical sling slots for whatever carry setup you prefer.
This lower comes with the BCM PNT trigger, Mod 3 pistol grip, enhanced trigger guard, and QD endplate already installed, so all that's left is pairing it with your upper of choice. The caliber marking reads Multi, meaning it's set up to work across common AR-15 platform calibers depending on your barrel and bolt selection. For builders who care more about performance than a flawless finish, this blem model gets you the same dependable BCM lower at a lower cost.
It means the receiver has some minor cosmetic imperfections from manufacturing, like light scuffs or small anodizing irregularities. It has nothing to do with how the lower functions, it runs exactly like a standard BCM lower once it's built into a rifle.
It pairs a longer intermediate receiver extension with an M16A4 rifle spring instead of a standard carbine setup, which smooths out buffer movement and reduces felt recoil. It also widens your operating envelope, so the gun runs more consistently across different ammo and barrel lengths.
Yes, it collapses and extends on the mil-spec receiver extension just like a standard M4 style stock, giving you multiple length of pull positions. It also accepts optional M3 marksman risers if you want to fine tune your cheek weld for an optic.
This BCM complete lower is built to mil-spec dimensions, so it will mate up with any properly built mil-spec AR-15 upper receiver. The caliber marking reads Multi since the lower itself isn't caliber specific, your upper and barrel determine what you're actually shooting.
| UPC | 812526024459 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | BCMLRG-RMS-STK-MOD-3-BLK-COSMO |
| Action | |
| Caliber/Gauge | Multi |
| Color | Black |
| Model | |
| Product Type | Complete Lower Receiver |
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