RockyMounts 1081 DriveShaft

The RockyMounts DriveShaft is the first ever LOCKING thru-axle adapter created for roof mounted bike racks!  It's super easy to use with its extra wide mouth and simple quick-release cam lever.  It will fit both 20mm thru axles or 15mm thru axles with the included plastic insert. 

Availability: In stock

Rocky Mounts



  • Fits 20mm thru axle
  • Fits 15mm thru axle with included adapter
  • Attaches to any 9mm fork mounted roof top bike rack
  • Adjustable cam lever firmly holds on to your bike
  • Extra wide opening for easy loading and unloading
  • Includes lock and key

Also available for bolt-on applications to pickup truck beds - Rocky Mounts Driveshaft HM
Also available for pickup truck bed channel systems - Rocky Mounts Driveshaft SD


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Installation Instructions PDF
RockyMounts 1081 DriveShaft

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