San Francisco, Ca’s own Karim “Hard Hitta” Mayfield (20-4-1 11KOs) made a triumphant comeback against undefeated Miguel Dumas (10-1 7KOs)  of Mexico in a fight that took place at the SF Armory in San Francisco, CA, on a card Mayfield not only main evented, but promoted as well. “I promoted

Boxing makes its return to San Francisco, CA when Humboldt Boxing and Karim Mayfield’s (17-4-1 11KOs) Hard Hitta Promotions promote “Back to Business”, a card headlined by the aforementioned Mayfield at the SF Armory (1800 Mission St, San Francisco, CA 94103). Mayfield, a San Francisco legend in and out of

  Professional boxing returns to the city of San Francisco, CA, on October 21, 2017, as hometown hero Karim “Hard Hitta” Mayfield (19-4-1, 11 KOs), takes on undefeated prospect Miguel Dumas (10-0, 7 KOs).  The main-event bout will take place at the beautiful historic San Francisco Armory.  On the line with be the WBU Welterweight