Schwinn presents the total concept exerciser. 1980 schwinn air dyne ergometric exerciser Measured exercise for your upper and lower body, anytime.. in the comfort of your own home. An entirely new-air resistance principle provides a smooth, continuous Workloaded. The entire unit is a sophisticated exerciser permittinh a continuous, repeatable work measurement. Workload indicator reading Kpm/ min., Sweep second hand timer, resettable and cumulative odometers, easily adjusted saddle height. The answer for anyone who is interested in a planned workload exercise program. Wt: 77 lbs. Harvest Gold Finish It’s real clean considering it’s age, when you pedal it’s clicking on something inside the wheel so there is a little noise happening when you pedal sounds like an easy fix but I don’t know so $80 I seen one on eBay for $1200