🚨Trunk Extension Sit-ups🚨 Next level core and low back strength💪 and stability😤 work flexibility.maestro mrfasttwitch 🏎🏎🏎💨💨💨⛽️ 🏆😎🤑 ▪️ #ajferrari #mrfasttwitch #reigning #defending #undisputed #wrestling #nationalchampion #andstill #champ #mma #andnew #665pounddeadliftbaby #ncaawrestling #athlete #flexibilitymaestro #flexibility #stability #core #back #functional #hardwork #family #grind #best #goat #takewhatsyours #killer #relentless #securethebag #striveforgreatness