Designed to let people work out outdoors, with all the benefits of an indoor fitness center. This outdoor exercise station works the shoulder muscles, and can be used independently or in tandem with a partner. All metal parts are hot dip galvanized and all rubber parts such as seats and pedals are made with a sheet of metal inside to ensure a long lifetime. The unit ships nearly fully assembled, reducing assembly costs at the site. 48"L x 42"W x 52"H with a 165" x 160" recommended safety zone. 265-lb. maximum user weight. For 2 users, ages 13 and up.