We have the largest Catalyst 5Vx parts catalog available. Find all the Catalyst 5Vx parts you need, including all Folding type models for Ki Mobility products. Catalyst 5Vx parts are available to be shipped directly from the manufacturer. Get the lowest prices possible on Catalyst 5Vx parts. Getting your Catalyst 5Vx back into working condition is our top priority at Southwest Medical. Call us at 800-236-4215 for assistance in locating your Spark parts.