Doublewide Alleyway - The latest version of our alleyway includes no-backs and side squeezes that are adjustable and undated heavy duty spring loaded jacks that operate simultaneously. With the addition of brass bushings to hinge points, this is undoubtedly the quietest alley produced in the market today! The portable version features a side swing goose-neck hitch for quick and easy setup. 32', 38' & 44' Lengths.