Rolly Romero Turns $40K 'Marty McFly' Nikes Into Boxing Boots For Ryan Garcia Fight

Rolly Romero will step into the ring against Ryan Garcia on Friday night in some custom, "Marty McFly" Nikes ... and, Great Scott, they're cool!!! TMZ Sports has learned Jose Coronado, AKA Aztek Kustoms, "deconstructed" the $40,000, "Back To The…