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Barry McGee's Custom 2300

Cothrane stainless tube, left handed breech, power adjuster,
Lothar 10" barrel, H.P.A.sports co2 cap, Clague ldc,1701 trigger group,
Stace trigger, Rick Andres grips and a Mueller quick shot reflex sight.

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700 fps is going to require valve work I think

January 22 2011 at 4:30 PM
v30  (Login v30)
Crosman Forum Member
from IP address 142.163.149.242


Response to 1377 flat top setup questions

With the flat top valve and piston and lighter valve spring I was able to get about 630 fps on 14 pumps.....700 fps will probably require some kind of valve work like Phil suggested.

 
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