This is the complex muzzle break for the Russian D-30 gun. The muzzle break can be installed on any D-30 gun that would have this break installed.
This is the early style "zapasnie chasti intrumenti" translated to maintenance tool box or more commonly know as the ZIP box. This is the early style box used mainly on 1947/'49 and '51 early T-54A.
This is a partially open canvas roof for Trumpeter's BTR-60P.