CFF 3 Tier Medicine Ball Rack with Wheels - Great for Cross training, mma, boxing, personal training CFF 3 - Tier Medicine Ball Rack Stores up to 21 Medicine Balls (10")(Medicine Balls not included) Heavy Duty Locking Casters Holds 7 - 4 lb Medicine Balls or 4 - 20 lb Medicine Balls Per Tier - Each Tier Can hold up to 225 lbs 53W x 14D x 34H