Recumbent style ok? Exerpeutic 400XL Folding Recumbent Bike with Performance Monitor https://www.amazon.com/dp/B004O6TXVS/ref=cm_sw_r_cp_api_glt_i_1A8F5EB6WV2FMH1J40QP?_encoding=UTF8&psc=1

You can buy used bikes on Amazon and if you have prime they sometimes deliver and assemble for free. I bought this one and have used it for 4 months now. It does the job and the price is right.