Generally speaking the monoLOCK requires a universal mounting plate, as does the Kawasaki, Shad, etc.
MonoKEY can be directly attached to an after-market rack with either the Givi or SW-motech kit, as shown below.
what does the jc whitney trunk use? by the way, i got one of phills racks back when there was only one version
what does the jc whitney trunk use? by the way, i got one of phills racks back when there was only one version