Originally Posted by
SingleShotNeeded
If your gunsmith can put a little white bead halfway down your barrel, you'll find when you line up the centre bead and the bead near the muzzle, your accuracy on longer shots will be much better!
do you think the middle bead helps that much? i have two smoothbores i shoot slugs out at about 75 yards and i have no difference in accuracy, one with the middle bead, the other without. I always found it annoying.