A step needs the right brackets for the vehicle it mounts on. For 2013-2018 Toyota RAV4, the vendor lists the AeroTread Running Board Mounting Brackets as part of that mounting setup.

ARIES 2051159 Product Details:

• The fit is vehicle specific and needs no drilling, which keeps the installation simple.
• It works with a track mounting system for easy, secure installation.
• A durable powder coat finish protects the surface.
• Rust-resistant construction keeps the part looking good.
• Heavy-duty steel brackets hold the step solidly to the vehicle.

ARIES 2051159 Application Guide:

• 2013-2018 Toyota RAV4