RockyMounts MonoRail Bike Add-On 10005

- Expands MonoRail 2" receiver model to carry 3 bikes or MonoRail Solo to carry 2 bikes \n- Lowers max weight capacity from 60 lbs to 45 lbs per tray\n- No frame contact\n- Carries road tires up to 5.0" fat tire bikes and diameters from 20" to 29"\n- Compatible with wheelbases from 36" to 50"\n- Third party online sales strictly prohibited by manufacturer