- Bolts to nearly any flat surface
- Fits 12x100mm, 15x100mm, “Boost” 15x110mm, and 20x110mm thru-axles
- Locks to your bike for anti-theft security
- Includes lock and key
RockyMounts 10840 DriveShaft HM Thru Axle Adapter is the first thru axle bolt-on fork mount on the market equipped with a keyed locking device. The Drive Shaft HM has a unique feature that allows it to easily convert from 15mm to 20mm by simply inserting plastic sleeves. The wide mouth cam lever design acts like a quick release for easy loading and provides a strong secure grip on the bike. The Rocky Mounts Drive Shaft HM can be bolted to any flat surface with space for a bike - like in your Pick up Truck, Trailer, or SUV. Mounting hardware is not included. Locks and keys are included.