Wheeled luggage case

A wheeled luggage case, comprising:

• a. a storage chamber;
• b. a cover defining an opening on at least one side of said storage chamber for providing ready access therein;
• and
• c. at least two axle-free wheels operatively connected to said chamber for towing said case along a ground surface in a tilted position,
• wherein said storage chamber comprises a front surface, a back surface opposite said front surface, and two side surfaces,
• wherein each of the at least two axle-free wheels is mounted to one of the two side surfaces and comprises:
• (i) an outer rim member having a ground interface on an external surface thereof and an outer ball race or rolling race on an inner surface thereof;
• (ii) an inner rim member having an inner ball or rolling race on an outer surface thereof;
• and
• (iii) rolling means distributed between said inner and outer ball races by a separator wherein said axle-free wheel further comprises attachment means configured for attaching said axle-free wheel to an object to be transported, and
• wherein the attachment means comprises a plurality of bayonet tabs and a bayonet plate that mounts to a bearing plate on the storage chamber, wherein the bayonet plate includes a plurality of grips coupled to bayonet tabs.