Updated 1 year ago. There are various models of the Concept2 indoor rowers. Many folks find themselves asking ' What Model Do I Have? '. The fan type and how it is mounted is a way to determine between models such as Dynamic and Models A, B, and C rowers. Rowing is a low-impact, total-body workout. It's a great alternative to activities like running if you want a great cardio workout without putting extra stress on your joints. It also burns a ton of calories. In fact, rowing can burn 600 calories per hour if you work out at a high intensity. Old Model A version Concept2 equipment at the headquarters gym area. In 1981, the brothers had the idea of making an indoor rowing machine (the Model A) made mainly from bicycle parts. It had a moving seat and a flywheel which used air for resistance. bV5Ahb1.

how does concept 2 rower work