Maybe one of these similar products would be of interest:-

Portable Exercise Bike for Home, Lightweight Indoor Silent Bike, Foldable Stationary Bikes with Adjustable 16-Level Magnetic Resistance, 260LBS Capacity, 5.5 LBS Flywheel, Designed for Home Workout 816 Black

Portable Exercise Bike for Home, Lightweight Indoor Silent Bike, Foldable Stationary Bikes with Adjustable 16-Level Magnetic Resistance, 260LBS Capacity, 5.5 LBS Flywheel, Designed for Home Workout 5

Portable Exercise Bike for Home, Lightweight Indoor Silent Bike, Foldable Stationary Bikes with Adjustable 16-Level Magnetic Resistance, 260LBS Capacity, 5.5 LBS Flywheel, Designed for Home Workout 4

Portable Exercise Bike for Home, Lightweight Indoor Silent Bike, Foldable Stationary Bikes with Adjustable 16-Level Magnetic Resistance, 260LBS Capacity, 5.5 LBS Flywheel, Designed for Home Workout 3

Moccha Cycling Bike Stationary Bike, Indoor Silent Belt Drive Cycle Bike Exercise Bike with 20 LBS Steel Flywheel, Adjustable Resistance, Heart Rate Monitor, for Home and Gym Use, Black and Red