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Old 7th February 2011, 06:05 AM
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chrispro97 chrispro97 is offline
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Join Date: Jun 2009
Member of: purley chase ftc
Location: atherstone
Posts: 1,185

as i found by servicing johns gun,a home valve and wrong size seals fitted,put a new value and the proper seals in and now only 6fps vary on the chrono with mozzies and 10 fps with jsb exacts un weighed also the reg pressure woz set low 78 bar should be around 90 bar,so the barrel it not worn,just a very poor service with home made parts woz the problemb4 it went 60 fps spead over the chrono b4 i serviced it
cr 97 in jim vickers ft stock bsa big 60 scope, and silly about of hunting guns

Last edited by chrispro97; 7th February 2011 at 06:07 AM.
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