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The BCM MK2 Recoil Mitigation System Mod 1 T0 is Bravo Company's take on the proven A5-style buffer setup, and it's one of the easiest ways to make an AR feel better without touching the trigger or the gas system. Instead of the short carbine tube most rifles ship with, this kit runs an intermediate-length receiver extension roughly 3/4 inch longer than a standard carbine tube, paired with a heavier T0 buffer that tips the scale at about 3.8 ounces. That combination slows down and smooths out the bolt carrier's trip back and forth, so what used to feel like a sharp snap turns into more of a steady push.
The magic is in the buffer itself. It carries an internal counterweight with extra travel that cuts down on bolt bounce, plus an internal spring that keeps the weights from rattling around and helps them land in the same spot shot after shot. Backing that up is a Mil-Spec M16A4 rifle action spring, which packs more coils than the usual M4 carbine spring. More coils means more consistent carrier velocity and a wider operating window, so the rifle plays nice across a range of loads and even suppressed setups. Everything is built from 7075-T6 aluminum with a hard-coat anodized finish to hold up to real use.
Folks who run this system consistently mention the same things: a flatter, smoother impulse, less bouncy cycling, and quicker sight recovery through a red dot or LPVO. It calms things down enough that you can actually watch your hits instead of losing the picture on every shot. Reliability tends to stay right where you want it too, which is the whole point of an A5-pattern design versus lighter recoil gimmicks.
This is a drop-in job for any Mil-Spec AR-pattern lower, no gunsmithing required. The 8-position tube gives you plenty of length-of-pull adjustment. One thing worth knowing: because the tube is a touch longer than carbine spec, some Mil-Spec stocks may not collapse all the way to the lock nut. The T0 is the lightest buffer in the MK2 lineup, making it a smart match for standard 5.56 carbines where you want smoother cycling without over-buffering.
Yes. It's designed to mount to any standard Mil-Spec AR-pattern lower receiver and comes with the castle nut, QD end plate, and everything else you need. Installation is a straightforward drop-in swap and doesn't call for any special gunsmithing.
The number refers to buffer weight. The T0 is the lightest at about 3.8 ounces, which makes it a solid match for standard 5.56 carbines where you want smoother cycling without over-buffering. Heavier options like the T1 (4.7 oz) and T2 (5.6 oz) step things up for larger calibers, suppressed rifles, or shooters chasing even more recoil reduction.
It does, and reviewers consistently report the same thing. The longer extension, heavier buffer, and M16A4 rifle spring work together to turn a sharp snap into a smoother push while cutting down bolt bounce. The result is a flatter-shooting rifle that's easier to keep on target for quick follow-up shots.
You can, since the tube is Mil-Spec diameter and 8-position. Just keep in mind the MK2 extension runs about 3/4 inch longer than a standard carbine tube, so some Mil-Spec stocks may not collapse completely down to the lock nut. It still functions fine; the collapsed position just sits a little further back.
| UPC | 812526023100 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | BCM-MK2RMS-M1T0 |
| Product Type | Buffer Tube Complete Assembly |
| Model | |
| Color | Black |
| Style | Mil-Spec |
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