guide rail

The building's white 'bumps' between the windows have built in window-washer guide rails.

Why do you think we need guide rails?

The cabin rocked again as the passenger car bounced off guide rails.

They must act like guide rails in which he slides up and down.

She'd wedged one foot into the guide rail to keep herself in position.

The Sapporo system is an exception as it uses a central guide rail only.

As the seat moved up its guide rails an emergency oxygen supply was activated.

One of her boots was treading on the magnetic guide rail.

Most factories use guide rails convey products and component parts along an assembly line.

He turned to the side, jumped the guide rail, and charged the X-ray panel itself.