Readyramp extender?

[Bluedog]

ReadyRamp Full-Sized Bed Extender / Ramp Black 100" Open, 60" Bed

All ReadyRamps include complete Hardware Kits. This patented Truck Bed Extender opens to become a motorcycle ramp that holds dirt and most street bikes.

readyramp.com

 

[sgk]

That can be practical, but I'm surprised the site shows it on an f150 that already has a bed extender that tucks away so nicely.