Can I purchase replacement parts separately? January 13, 2021 05:46 Unfortunately, we don’t sell replacement parts separately as of now. However, if you have any quality-related issues, we will help you with a replacement. Related articles How do I disassemble the gas lift and the base? What is the difference between T50 and T50 Air? I don't like the sit-brake casters. Can I get another type of casters? I don't have the original shipping box anymore. What should I do? Where are SIDIZ items manufactured?