Originally Posted by hmangphilly
did you size the new piston seal ?
how are your breech o rings looking ?
new spring in the kit ,or using the original mk1 tx ?
i would have expected to see a bit more than 740 from std spec ......
The piston seal seems a good fit for the compression tube. I've used the new spring supplied in the kit and I've replaced the breech seals also.
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