Water Rower Club Rowing Machine w/ S4 Monitor Handcrafted rowing machine with "water flywheel" that replicates actual rowing feel Flywheel sits in enclosed water tank to provide smooth, quiet, self-regulated resistance Series 4 performance monitor tracks workout intensity, stroke rate, heart rate, and more Solid ash construction absorbs sound and vibration; designed for high-traffic areas Stores upright; measures 84 x 21 x 22 inches (W x H x D) and weighs 117 pounds