Justinmd,
First, I really appreciate you guys discussing this with me because I learn something new every time. I know you have quite a bit more trigger time than me, but I'll try to answer all the same.
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Originally Posted by Justinmd
I'm not following your correlation with a one piece bolt assembly and cracks in the bolt.Justin
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Not what I was trying to correlate. I swapped the old bolt and carrier for the new model because I was worried the out-of-battery ignition cracked the old bolt carrier in a way I could not detect. The rear of the Wolf case ruptured around the primer and the case was wedged very tightly in the chamber. I am 99% sure the primer was improperly seated in the casing. Gunsmith agreed.
Quote:
Originally Posted by Justinmd
Is it a marketing ploy or were they really having problems with the gas key coming loose on the piston guns? If they were really having problems with the gas key coming loose, that undermines your profession of LWRC reliability.Justin
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Once I swapped the old bolt for the new, the minimal buffer tube wear associated with carrier tilt went away completely. My old extractor used to shave a bit of brass off the cartridges ... the new one does not. The old bolt cam pin used to show a lot of polish. My replacement cam pin shows no polish, suggesting a smoother rotation. These are the only advantages I would associate with the new bolt. It summary, it just fits better. The minimal wear signs I experienced with the old carrier never caused any malfunctions ... I know cam pin gouge shows up in DI weapons too, I just like that the new bolt operates so smoothly.
My M4 failures were failures to feed or to extract. I had three failures within a period of several months. This M4 was relatively new (1-2000 round count) so I replaced the extractor to fix this issue without success. My M4 only malfuctioned when it was dirty from sustained fire, hot from sustained fire, or when sand got inside the chamber. My LWRC operates at a cooler temperature, the barrel gets hot quickly but the chamber does not, so it stays lubricated better, and since no carbon fouling gets in the chamber, I feel I can run it dirty, without lube, with a much larger margin of error. Hence no failures to feed or extract at 8000 rounds.
I believe you already mentioned LWRCs advantage over other piston ARs, which is the Op rod doesn't break, and the components are over-built. It is slightly front-heavy as a result.
Very Respectfully,
Barn Owl