What font is commonly used for tattoo letters on the back?

Chicano font (Chicano style), the font style follows the art movement in mexican american. Chicano letters are often used for tattoos, graffiti and other font designs.

Chicano's art has a strong philosophical and political background. With the history of activists such as Francisco madero and Emiliano Zapata, from the Mexican Revolution to the Pachuco culture in the early1940s, and even beyond, social and political artworks and behaviors have exerted great influence on modern Chicano tattoos.