RockyMounts HM DriveShaft
RockyMounts DriveShaft HM is our 15mm/20mm thru axle truck bed bolt on system of bike racks.  it comes with base flanges designed for a "do it yourself" bolt on installation into any surface.  It has a wide mouth opening for easy loading, a cam lever that adjusts like a quick release for a tight hold, and snap in nylon shims to prevent the axle from being unscrewed.   Lock and keys are included.