We have the largest Ethos parts catalog available. Find all the Ethos parts you need, including all Rigid type models for Ki Mobility products. Ethos parts are available to be shipped directly from the manufacturer. Get the lowest prices possible on Ethos parts. Getting your Ethos back into working condition is our top priority at Quickie Wheelchairs. Call us at 800-236-4215 for assistance in locating your Spark parts.