Rock-N-Roller R2RT Micro 8-in-1 Equipment Multi-CartDon't let it's compact size fool you, the RocknRoller Multi Cart R2RT expands from 26" 39" with a 350lb weight capacity. Due to it's smaller footprint it makes a great travel cart, and can even fit in the overhead bin on an airplane (26" x 14" x 6. 5"). The R2RT is outfitted with rugged, foam filled no flat 6" rear wheels and 4" front swivel casters that will allow you to move massive amounts of gear quickly and easily. The R Trac tires ride smoothly