Welcome to Demand & Supply LLC. (DBA Grid Lock Fitness), your number one source for all things fitness & recovery. We're dedicated to providing you the best on-demand exercise & workout & recovery equipment, with a focus on dependability. reliability, customer service, customer saticfaction & overall transparency. 

We're working to turn our passion for on-demand fitness into a booming online store. We hope you enjoy our products as much as we enjoy offering them to you.

Sincerely,