Originally Posted by
NeilMac
The STX barrel works in .177, I think the other smoothtwist barrels are a little 'hit or miss' in .177 at 12 ft lbs, but seem to work well in .22 and above, and all of them seem to work really well at FAC / American velocities.
I bought the Streamline to scratch an itch, which it has done, but the theoretical gains are not really there, it is a nice rifle, it shoots well and can be extremely accurate, but in truth it does nothing any better than any other decent rifle.