A box of mg was found in Stalingrad in the place of Dubinin. The box was in the bunker and was full of tape for 250 rounds. Inside the box, traces of the tape with cartridges are visible.
— 10 USD by Russian Post
— 25-40 USD by courier service EMS
— 30-40 USD by Russian Post
— 40-60 USD (depends on customer's country) by courier service EMS
What is the difference between Russian Post and EMS courier service? Read here - link