Quote Originally Posted by villaman View Post
we are talking about BSA R10 not HW100
Yes, I am aware of what we are talking about. In any case I have sorted the problem. Took the bottle off, gave the regulator body a couple of gentle taps and put it back together. Fired 30 shots and only 5 ft/s spread and an average of 565 ft/s with the AA fields.

A.G