Load-ins and load-outs are undoubtedly the worst part of the gig. Either you re sweating before you play or dreading the number of trips you ll have to make after the gig through narrow corridors, cellars, and staircases, or the length of several football fields. Rock n Roller s R6 Mini Cart makes load-in a breeze! Instantly transforming into any of 8 configurations, the R6 now features G-Force wheels high-tech polymer hubs, pneumatic tires with tubes, and roller bearings. They are 40% lighter than the old steel hubs and come in hot colors. The R6 carries up to 500lbs. on a 2-rail frame that extends from 28" to 42-1/2" in length with 24" (front/rear) foldable sides. It rolls on 8" x 2-1/2" rear wheels and 4" x 1" front swivel casters (w/o brakes). Weighing 25 lbs., the R6 carries huge loads but folds small to fit in the trunk of a compact car.R6 configurations: Storage-Transport, Short Furniture Dolly, Short Platform Cart, Short Hi-Stacker, Long Hi-Stacker, Long Platform Cart, Long Furniture Dolly, And 2-Wheel Handtruck. Applications: Guitar/bass equipment, small drums, small PA s, DJ, photo/video, general use