Quote Originally Posted by DedIdick View Post
What would one need on one's fac to buy the 'spares'?
The law refers to them as "Constituent Parts" if its a pressure part (Barrel, cylinder) or a serial numbered part (frame) then you are in possession of a firearm.
All the other bits you can have without a licence...but that's really just a pair of rubber grips, a couple of metal catches a small bag of screws and springs