HP Velotechnik Stand Up Aid For Trikes With Front Suspension Type:Left The retaining plates get bolted

The retaining plates get bolted to the holes on the back of the seat frame under the mesh fabric

The optical gear display provides a clear indication of what gear you are in while riding

The BBT-9 fits cups and lockrings with 16 external notches and an outside diameter of approximately 44mm

is equipped with a mudguard spoiler

down to about 3" (75mm)

HP Velotechnik Stand Up Aid For Trikes With Front Suspension Type:Left The retaining plates get boltedHP Velotechnik Stand Up Aids for Scorpion trikes with front suspension provide a stable grip for easy entry and exit from the trike. Secures to the frame cross bar member. Watch the HP Velotechnik YouTube video for installation instructions.