Review: Sunny SF-B912 Indoor Cycling Bike
The Sunny SF-B912 is an entry level indoor cycling bike designed for occasional use. It features a 220 pound weight capacity, as well as a fully adjustable seat and handlebar. The resistance is adjusted with the turn of a knob. Attached are transport wheels for portability. Dimensions: 45.5L x 22.5W X 40.5H; weight: 56 pounds. The warranty is for 90 days following the date of delivery. 
Review: Sunny SF-B1001 Indoor Cycling Bike
The Sunny SF-B1001 is a lower to mid-level indoor cycling bike. It features a 30 pound flywheel, a chain drive mechanism, and a heavy-duty steel frame. The seat is fully adjustable, while the handlebars adjust vertically. Resistance is altered with the turn of a knob. The maximum user weight is 220 lbs. Also included is a water bottle holder and wheels are included for portability. The dimensions are: 46L X 20W X 43H inches. Review: Sunny Health & Fitness Pro Indoor Cycling Bike
The Sunny Health & Fitness Pro is a popular entry-level indoor cycling bike. It features a 40 pound flywheel, a chain drive mechanism, and a fully adjustable seat and handlebars. It's a heavy-duty bike as it has a maximum capacity of 275 pounds. It has toe straps, a leveling system, and wheels for transportation. The dimensions are: 48.5L X 20W X 46.5H inches, and it weighs 108 pounds.