RockyMounts DriveShaft TrackRockyMounts DriveShaft Track allows you to save space as you head to the trails. Accommodating all standard thru-axle sizes including Boost, the Driveshaft Track mounts vertically on your truck’s pre-existing track system and secures your bike laterally or vertically across the bed. The RockyMounts DriveShaft track comes with lock core and keys, and is designed with a wide mouth opening for easy loading/unloading. The RockyMounts DriveShaft Track is also designed to secure to your thru-axle via the adjustable T-bolt, ensuring the system cannot be unscrewed in transit.815189020172