This convenient mobile cart holds up to 12 Step platforms for easy transportation and storage. Sturdy ABS plastic construction is incredibly resilient in the face of institutional use. Rounded edges protect students and equipment, and smooth-rolling 3" casters glide across gym floors and through standard doorways. Locking casters keep the cart in place during use. Platform Cart is 51”L x 19”W x 60”H, 28 lb. Does not include platforms.