Matrix Endurance ClimbMillMatrix Endurance ClimbMill Great for enthusiasts and beginners alike, the Endurance ClimbMill is ideal for maximizing your resources. Smart, heavy duty design gives members a secure, stable workout and stands up to heavy use in tough environments. Its even easy to service, minimizing downtime for all your members who love a true stair climbing workout. Simple Workout Customization Preset low, medium and high intensity levels let participants instantly