some of these brit springers ( sub 12 fpe)

September 10 2017 at 11:54 AM
RBest  (Login RBest)
AR&P


Response to Tuning

need their transfer ports opened up, especially if the port was under 3mm diameter and the gun was oversprung with .128" diameter wire. JM's old Paladin spring was a bit less stiff, yet yielded performance gains in these guns.

 
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