Our Demountable Concepts FLATBED Congear Dolly are available and ready for you now. Click on any of the Demountable Concepts FLATBED units shown below to review each unit’s details, including rear and/or sliding-side doors to meet your business’s needs. If you don't see the Demountable Concepts FLATBED Congear Dolly you need, then call us at 1-866-309-1962 today.