Calf Buster is the world’s first portable calf muscle developer that helps you train your calves, harder and longer with a comfortable, focusing, mechanical action. If you're looking to grow, tone, or rehabilitate your calves, Calf Buster is for you.
- Now includes upgraded (Extra Wide) support strap
- Spring pairs 40 ~ 180 lbs
- Weekly training schedule
Calf Buster V2 ships WORLDWIDE within 5 days of your order being placed.
US addresses only. If you're not satisfied with your Calf Buster, return it within 15 days of purchase see Refund Policy.
LEVEL UP YOUR CALF BUSTS WITH THE
WAIST SUPPORT STRAP
Enhance your workout by attaching the waist strap to your Calf Buster for increased support during intense reps. Use the waist strap for added support during higher weight tension reps. *Waist support strap included with every purchase.