Locating collar for M4 spec barrels and ops inc 12th model, AEM5 and OCM5. Made from H900 heat treated 17-4 steel with a black nitride finish.
| Manufacturer | Otter Creek Labs |
|---|
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Locating collar for M4 spec barrels and ops inc 12th model, AEM5 and OCM5. Made from H900 heat treated 17-4 steel with a black nitride finish.
| Manufacturer | Otter Creek Labs |
|---|
