Crunch Ab Accessory 

Be Sure to Register Your NEW GR8FLEX within 10 days of Receiving it to Activate Your LIFETIME WARRANTY.

  • Racing bike handles ergonomic design

  • Soft padded cover on armrests with up to 30 degrees of arm moving option for each arm

  • Build core strength by firming and toning your abs

  • Gym tested and approved by professional trainers