Musket caps and nipples seem to be available.
I just change my 2 muskets over too musket cap nipples ,purchased some extra nipples , purchased 800 musket caps too . percussion caps i have been told might be 2 years before they are back in stock. i got this stuff from Track of the Wolf in Elk River ,Mn. they also just got in some Schuetzen black powder which i purchased 2 lbs. good lucks guys things are tight,Pete53