Purchased new in 2014 for $1700 (New is usually over $2,500 these days). Excellent condition, fully adjustable, comfortable saddle and magnetic tension for superior ride. M series computer with odometer at 1717 shows rpm, heart rate, power output, pedaling time, gear resistance and trip distance. $1500 obo.
https://www.amazon.ca/Keiser-M3-Indoor-Cycle/dp/B00PKYB34I