The Uni Throater needs to be adjusted to cut. Back off the adjustment ring and lock rung. Slide the sleeve forward. Place in chamber. The sleeve will slide back and stop. This is your Zero. Only cut a very little at a time. Maybe. 010 . The adjustment ring is marked in thousands. Turn the...
I have a number of 6mm 1:8 twist used barrels. I'm going to set them back for our local shooters who don't have big budgets. I'll fit them to their action and chamber for less than the cost of a new barrel.