and since 1976 the answer has been the Pelican™ Protector Case

these oversized leg irons come with a maximum inside perimeter that is 20% larger than the Model 703C Leg Irons

5 volts (not included)

com or calling directly

Placket sleeve with center button for added convenience and durability

Pelican Products Cube Case Mobility Package Steel Casters Kit for Cube 0350 and 0370 Cases Ships from NY and since 1976 the answerPelican Products Cube Case Mobility Package Steel Casters Kit for Cube 0350 and 0370 Cases The Pelican Cube Case Mobility Package Steel Casters Kit converts a 0350 or 0370 Cube Case into a rolling case. Included is also a sturdy nylon pull strap which lets you pull the case along smoothly. The casters can be unclipped from the mounting plates i