The Concept2 Rower Monitor Arm Models C and D is a versatile rowing machine suitable for various levels of use, from home to commercial settings. This rowing machine features a sleek black design and comes with built-in calorie and heart rate monitors, perfect for tracking progress and ensuring workouts are effective. Ideal for gym and training activities, this Concept2 rowing machine is a reliable and high-quality option for anyone looking to improve their cardiovascular fitness and overall health.