'Bare Knuckle Fighting Championship 4: USA vs Mexico' was a bare-knuckle fighting event held by Bare Knuckle Fighting Championship on February 2, 2019 at the Beto Ávila Stadium in Cancun, Mexico. This was the first international bare-knuckle boxing event by Bare Knuckle Fighting Championship (BKFC).
| Title | Bare Knuckle Fighting Championship 4 |
|---|---|
| Release Date | 2019-02-02 |
| Runtime | |
| Genres | Action Documentary |
| Production Companies | Bare Knuckle Fighting Championship |
| Production Countries | United States of America |
