A Sjogren shotgun disassembled in all its parts. One can see the inertial bloc (top right), the trigger (center left), the elevator (center right) and all the smaller parts of the weapon (screws, trigger connector, elevator actuator)
<a href="//commons.wikimedia.org/w/index.php?title=User:Lory_Tek&amp;action=edit&amp;redlink=1" class="new" title="User:Lory Tek (page does not exist)">Lory Tek</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>