Rhinetrade

Muscle Dynamics (MD) had its roots on the shores of Muscle Beach in Joe Gold's original Gold's Gym on Main Street in Santa Monica. Roger Helgesen, inventor of the Seated Leverage Calf machine and 1st to use 2 square tubing within the industry, private labeled strength equipment for years before being joined by Brian Lewallen and Tom Csenar. The hallmark of MD is anatomical correctness and long lasting, rock solid durability for over thirty five years!