Our 20ft modification container storage and shipping containers have an outside dimension of 20' x 8' x 8.6', making them an excellent choice for portable onsite storage. Our 20' containers feature: Frames constructed from 8' gauge steel Body construction of 14' gauge steel One-inch thick wood floors Our containers are an ideal choice for short term or long term storage space. These are suitable for building supplies  commercial use, home use and much more. Our containers offer secure storage too. Exterior Interior Door Capacity Length: 20ft. Length: 19ft. 4in. Width: 7ft. 8in. Gross: 66,139 lbs Width: 8ft. Width: 7ft. 8in. Height: 7ft. 6in. Payload: 61,289 lbs Height: 8ft. 6in Height: 7ft. 10in. Tare Weight: 4,850 lbs