so, Umarex will be of no help that was found out by another poster the other day
Knibbs and Chambers will also be of no help JG airguns has nothing
why B and K in the UK has anything is odd
so, it appears the owners of the 10/22 are on their own and parts gun will be the only way to move forward
it is a hell of a note
so, tell us what you are looking for at least