Originally Posted by
Thomas M-4
The buffer spring on my LMT went weak knee at just over 2000 rounds it measured 10 1/8'' . I replaced it with a sprinco blue standard rate spring. So far I have 1000+ rounds since replacement and feels just they way it did new. SS spring was chosen for its corrosion resistance The CS springs have a longer consistent service life no more. I question the use of + power springs if it function reliable with the standard rate spring then I would not change to a higher rate. For buffers I use an H-buffer . I haven't tried the st2 buffer and really don't see much need for it when you can get an H-2 if I need it.
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