Products tagged with 'crunch machine'
Hammer Strength Select Abdominal Crunch Ntaifitness ONEUP-3620
Crush Core Goals Faster with the Hammer Strength Abdominal Crunch ONEUP-3620
Ditch flimsy ab machines forever. Engineered with a patented Dual-Pivot System that mimics natural crunch motion (23% safer for spine), this biomechanical beast delivers pro-grade results. Military-grade steel construction handles 500lb+ users without a wobble, while 12 instant-adjust foot positions fit all bodies from 4'11" to 6'7".
Proven to burn 19% more calories per rep vs standard machines – with zero maintenance for 5+ years. Commercial gyms and elite athletes trust it: 94% of buyers upgrade to full Ntaifitness systems within 6 months.
Limited stock alert: Click "Add to Cart" before 3PM EST for same-day shipping + FREE professional installation. Your six-pack evolution starts NOW.