IDZ Ryabushko Part 3 Option 1.

The assembly includes:

IDZ 12.1 Option 1,
IDZ 12.2 Option 1,
IDZ 12.3 Option 1,
IDZ 13.1 Option 1,
IDZ 13.2 Option 1,
IDZ 13.3 Option 1,
IDZ 14.1 Option 1,
IDZ 14.2 Option 1,
IDZ 15.1 Option 1,
IDZ 15.2 Option 1.