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| The system you have is a TNW. I've been running the same system for a while now. It has functioned flawlessly for me, mileage will vary. As far as I know Brownells doesn't carry the system, but support is available from TNW firearms, should you need shims, or spacers. From the pictures it appears you have it installed correctly, but I notice you don't have a spacer between the gas piston and the op-rod. I highly recommend going to the manufacturers sight and getting the install manual. |
| Did the system not function at all, or did it short cycle? Short cycling is an indication that the gap between the piston and the op-rod needs to be adjusted. The op-rod should just be touching the bolt carrier, I for get what the tolerance is but it is listed on the install manual. |
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