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Old 19th May 2014, 07:04 PM
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tugg tugg is offline
itchy trigger finger
Join Date: Jul 2012
Member of: springfield and mad
Location: romford
Posts: 931

have you done a full shot string over the chrono ?
you said it was sometimes tight to cock I would check your cocking roller allen bolt hasn't worked loose.
that might give varying pressure on the breech seal and transfer port seal that will make it inconsistant .
The nail that sticks out gets hammered down.
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