link pin 10 are formed as a single part in the embodiment shown as can be seen especially from fig5 the hammer 1 contains on its bottom a control arc 11 and a first lower fire locking element 12 the hammer also has on its side facing the trigger bar 4 a free cut 13 with a second upper fire locking element 14 above the free cut 13 the hammer 1 also contains a traverse hole 15 for the hammer axis 5 shown in fig1 through which the hammer 1 is arranged so as to be movable between the side parts 6 of the carrier element 7 the second fire locking element 14 is above the first fire locking element 12 and is arranged so as to be movable forward with respect to it on the front of the hammer 1 a safety cam 16 is also provided with a safety stop 17 to contact the catch 2 the trigger bar 4 illustrated in fig6 has at its front end which is turned up a hole 18 for insertion of the link pin 10 of the trigger 3 which projects to the side at its back end which is cut off on the inside the trigger bar 4 contains a control cam 19 which projects upward and a segment 20 that projects in the direction of the hammer 1 with a first lower locking edge 21 and a second locking edge 22 which is located to the side and upward from it the first locking edge 21 cooperates with the first fire locking element 12 while the second upper locking edge 22 engages with the free.