What does the number 1880 tattooed on the knuckles of a skinhead mean?

it's due to te numbers related to the alphabet

1 : A

2 : B

3 : C

and so on...

AHH-zero

A.H. - Adolf Hitler

H.H. - Heil Hitler

it's the same for 28 ( B.H. - Blood and Honor )

but the were many related sites on the internet with more precise anwers ! Get informed ;)

Cheerz - Tickel