5 model

Free

The Multi-Layered Leverless Fighting Board / Fightbox

MyMiniFactory

Free

SimpleJoy Fight Box

MyMiniFactory

Free

Low Profile Fighting Board / Fight box

MyMiniFactory

Free

Fully Open Source Hitbox Style Arcade / Fight Stick Goblins Box - Wired AND Wireless

Printables

Free

Boxing gloves for 3D printing

Sketchfab