1592953493000 1312632483000 term-54131 1616541121601 1312632548000 1616290305902 adlib fitz-online adlib-term-54131 41199faa-7d70-3356-9668-c09a6ff92d9a 2 1 scope note Early type of percussion lock using a metal tube inserted into a hole in the breech to contain the priming powder, instead of the percussion cap which became standard later. reference term-54132 adlib-term-54132 ab6a89ec-4139-32bd-8bfb-4ab4a6e282c2 tube lock V.PJ.AFU.ALO.BUE.ALO.ALO.BCW.AFU.ARI.ALO 1 code V.PJ.AFU.ALO.BUE.ALO.ALO.BCW.AFU.ARI.ALO 1 tube locks reference term-54135 adlib-term-54135 5a52e0cc-9040-3f89-b600-6e201aaabb68 percussion locks tube locks term