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Otter Creek Labs OPS / AE Flash Hider Otter Creek Labs OPS / AE O.T.B. Flash Hider Otter Creek Labs OPS / AE O.T.B. Muzzle Brake
Compatible with ops inc 12th model, AEM5 and OCM5.

Highly effective flash hider made from H900 heat treated 17-4 steel with a black nitride or raw finish. It features wrench flats and a pre-drilled hole for pin/weld.
The best ops 12/AE pattern mount ever made – you could try and debate it but you’d be wasting your time.

The OTB Flash hider 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.
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.