Is very easy to strip.
1- unscrew forend cap, take off.
2- take wood forend & barrel off, take spring & brass ring off. (remember wich way brass ring come off) clean tube were spring go ,must be smooth.
3- nok 2 pin out from trigger base( trigger complete unit)take out.
this is all you need to do.
clean all with oily rag, wipe down well , clean any rust with plastic scour pad. good spray every place with lub oil (not WD40)wipe surplus off with oily rag, & put back to gether, same way as take apart.use small piece of clean rag , with string attach to drop down barr