How it works with Big League 2nd Baseman - Michael Massey⚾️🔥 Develop a powerful swing with The Rip Grip Pro and starting dominating at the plate this season💪 . . . #gripitandripit . . . #ripgrippro #hitters #hittingdrills #mlb #bigleague #hittingcoach #baseball #hittinginstructor #hittingtips #hitting #baseballswing #bigleagueswings