10" Wall Track Wall Track is a low-cost, zero-footprint mounting system that attaches to most vertical surfaces. It accommodates an entire computer workstation. Part Number: 31-016-182 + Learn More 34" Wall Track Wall Track is a low-cost, zero-footprint mounting system that attaches to most vertical surfaces. It accommodates an entire computer workstation. Part Number: 31-018-182 + Learn More Medium CPU Holder (black) Ergotron CPU Holders offer a convenient method for storing your CPU or power supply—close to the action, yet out of the way. Part Number: 80-058-200 + Learn More Track Mount Bracket Kit for HD Arms Brackets are required for attaching components to Wall Track. Use this bracket with HD Arms. Part Number: 60-151-099 + Learn More