Originally Posted by fatboy58
I have a Verminator MK2 Fac in .177 and on full power it groups fine with JSB's 10,34 grain. However on power 2 and 1 it hust won't group with any pellet. I think the ST barrel does not like low(er) velocity's. I'm considering of replacing the barrel with an LW ore BSA barrel.
Anyone who did this ?
I think FX know that the ST barrels simply do not work in non-FAC guise, but simply ignore the issue. It would be interesting to see if you can fit a LW or CZ barrel and see how the rifle performs on the lower power settings.