rockymounts-monorail-1-bike-add-on-for-2-receiver-only
rockymounts-monorail-1-bike-add-on-for-2-receiver-only, Expand carrying capacity of the 2-inch Monorail up to three bikes, with this single-bike add-on.Compatible with the 2" MonoRail onlyFits tire up to 5.0", bikes up to a 48" wheelbase, tire diameter: 20-293" of side-to-side tray adjustment to avoid seat/handlebar interference13" spacing bewteen bikes accomodates clearance for fatbikesMax weight is 50lbs per bike when using Add-On