The handlebars also have wheels, attached to what would be the vertical portion of the "T".

The rudder fell off the plane first, followed by the vertical portion of the tail, to which it was attached.

A door jamb (also sometimes doorjamb) is the vertical portion of the frame onto which a door is secured.

Also, in the vertical portion of the curves, small measurement errors will produce large hardness deviations.

The crash, which killed all 260 people on board and 5 on the ground, occurred after the vertical portion of the plane's tail fell off.

(In fact, it was the vertical portion of the tail.)

The vertical portions of each track is the Hayashi track.

The door jamb is the vertical portion of the frame that runs along the sides of the door.

The vertical portion between each tread on the stair.

The rudder is attached to the vertical portion of the tail.