In Part Two of his series, Doug Wall makes a Barra 1100z caliber change. It’s quite straightforward, as you will see. You can read Part One of Doug’s saga here. Take it away, Doug…
In this part, I will be changing the barrel and bolt from 0.22, to 0.177. That’s essentially what is required to make a Barra 1100z caliber change.
However, this involves a bit more than just changing the barrel and bolt. There are quite a few other steps involved to get there. For those of you out there that have worked on the QB78-79 series of guns, this will all seem quite familiar, as there are strong similarities between the designs.
Safety First!
Even though it may not be really necessary for this modification, I am always very wary about working...