Snyper708
Well-Known Member
- Joined
- Dec 12, 2017
- Messages
- 114
I use a bowling ball sawed in half with a machinist's vice mounted on the flat surface. It sits inside a large ring of PVC pipe so it can be positioned at any desired angle, but won't move while turning the knobs.It requires that the rifle be held very still while tracking the turrets from point of aim to point of impact.
This is one that is similar: