
Collapsible Flat Rack
Oversized & Project-Cargo Containers · 20 ft · 40 ft
20' / 40' L | 8' W

Open steel deck with collapsible end walls for heavy, wide and irregularly shaped cargo. Available in 20' and 40' lengths.
Key features
- Heavy-duty steel deck rated for concentrated point loads
- Collapsible end walls for compact empty stacking
- No side walls or roof, so cargo can overhang where approved
- Lashing rings and stanchion pockets along both deck edges
- Loading by crane, forklift or roll-on
- Available in 20-foot and 40-foot lengths
- Out-of-gauge cargo needs carrier approval before booking
Inside dimensions
| Length | Varies by manufacturer or model |
|---|---|
| Width | Varies by manufacturer or model |
| Height | Varies by manufacturer or model |
| Floor area | Varies by manufacturer or model |
| Cubic capacity | Not applicable — open deck equipment |
Outside dimensions
| Length | Varies by manufacturer or model |
|---|---|
| Width | 8' (2.44 m) |
| Height | Varies by manufacturer or model |
Door and openings
| Door width | Open |
|---|---|
| Door height | Open |
| End wall configuration | Flush-folding, lockable upright or collapsed |
| Other opening / feature | Flush-folding end walls |
Weights
| Tare weight | Varies by manufacturer or model |
|---|---|
| Maximum payload | Varies by manufacturer or model |
| Maximum gross weight | Varies by manufacturer or model |
Certification and identification
| ISO size/type code | 22P3 / 42P3 — confirmed per unit |
|---|---|
| ISO size group | 22 (20 ft) / 42 (40 ft) |
| CSC information | Cargo-worthy units carry a valid CSC safety approval plate |
Request a Quote
Tell us what you are shipping, where the container is needed and when the project begins.
proboxinc.com/request-a-quote
713-671-0646 · sales@proboxinc.com