Otter Creek Labs OTB Muzzle Break - Black Nitride 1/2�28
$175.21
The Otter Creek Labs OTB Muzzle Brake is the ultimate 12/AE pattern mount, expertly crafted from H900 heat-treated 17-4 steel. This robust one-piece adapter allows seamless mounting of your OPS 12th model OCM5 or AEM5 on any barrel with 1/2×28 threads and .75 or less OD, enhancing performance and accuracy.
Out of stock
The best ops 12/AE pattern mount ever made – you could try and debate it but you’d be wasting your time.
The OTB Muzzle Brake works the same as our standard OTB mount only with a built in muzzle device – Made from H900 heat treated 17-4 steel this one piece adapter will allow you to mount your OPS 12th model OCM5 or AEM5 to ANY barrel with 1/2×28 threads that is .75 or less OD and a minimum of 2.05 of exposed barrel MEASURED FROM THE SHOULDER.
Pick your flavor of black nitride coated or raw heat treat slap it on your rifle and go – no custom collars or custom barrel work needed.
DO NOT USE A CRUSH WASHER WITH THIS MUZZLE DEVICE OR IT VOIDS ALL WARRANTY.
It comes with a shim kit for timing in the box and this shim kit is the only approved method for timing. The reason the OTB-MB costs more than the OTB-FH is because it comes with the shim kit whereas the OTB-FH does not need timing.
| Manufacturer | Otter Creek Labs |
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PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.
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