lift for electric chair

I am looking for this https://www.jungheinrich-profishop.cz/Zvedaci-plosina-Ameise-splochym-nuzkovym-mechanismem-tvarU-42948-170215/?Shop=b2c but only to lift up max 200 kg. The ramp should be as light as possible. Manual control is possible. Size of the platform 90x60 cm. Please offer price for the final product and final material and weight specification. If it is possible, Working CAD model would be very appreciated.