Undefeated Rough 'N Rowdy champ Bobby Laing says a fight against Frank Gore is a real possibility ... telling TMZ Sports the ex-NFL star heard his call-out loud and clear -- and he wants to scrap.
"Lights Out" is fresh off beating 12-year vet Adam "Pacman" Jones for the second time at Barstool Sports' RNR 19 last Friday .. and right after having his hand raised, Laing said he wanted a piece of Gore.
We spoke with Laing about potentially squaring up against the 49ers great .