Rack Adaptor Plates For Thule Slotted Load Bars

These adaptor plates give?you the ability to attach 2 Thule slotted?Load Bars or Aero Bars to a Front Runner Slimline II Roof Rack.? ? If you currently own Thule Accessories and would like to use them with a Front Runner Slimline II?Roof Rack, you can use your Thule load bars or Aero Bars?to mount your accessories (e.g. Bike Mounts or Kayak mounts) to the rack. ? Works with both the?SLOTTED-SQUARE and AERO Thule Load Bars. ?This adapter plate DOES NOT work with the?Thule rectangular?load bars that do not have?slots (ie. the basic Thule load bar found in the USA.)?? ? Steel. ? Black powder coated. ? Mounts onto individual slats via the T-slot system. ? T-slot bolts included. ? Pre-cut fitment holes.