2 years agoIsometric Core Strength: Forearm Plank Into A 5 Second Isometric Knuckle Pushup Midway Hold.JohnnyGrube
1 year agoTry this BEGINNER ISOMETRIC ABS WORKOUT! #shorts #isometric #absEnomotoTwins: Fitness and Nutrition Coaching
1 year ago85 LB Isometric Push Up Plank On Knuckles Feet On 15" Bench 1:45 Body Held Tight.JohnnyGrube
2 years agoIron Core Training Isometric Pushup Hold On Knuckles Wearing A 40 LB Weight Vest 3 MinutesJohnnyGrube
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