Hi Group, German Sight ID please

[Camo]

Hi Group, can someone tell me something about it? Possible German, bottom part made from aluminium

 

[egorrrr]

Hi Camo! most similar of the many:

 

[Camo]

Hi Camo! most similar of the many:

looks the same, which gun it was?

 

[Engineman]

looks the same, which gun it was?

I think you should see, 131 for the first and 81Z for the others?

Eng

 

[Camo]

I think you should see, 131 for the first and 81Z for the others?

Eng

yes, i received same answers from different forums, thank you