Withstands up to 510 kg - the door can withstand up to 510 kg, people do not have to deal with bicycles, surfboard, tents and kayaks. Non-slip surface - the door step size is 6 (length) x 4 (W) x 4 (H) which is enough for most feet; the anti-slip mode offers a firm and secure hold while people are standing on the stairs. Security Hammer - At the front end of the door sill is a stainless steel security hammer that can be used as a powerful tool to break windows in an emergency. Compatible with most SUV and RV models, suitable for most SUV and RV type U-shaped latches, please note the door lock type. There are a few exceptions: 2011 GMC Acadia, 2012 Chevy Tahoe, 2015 Chevy Traverse, Chevy Suburban, Chevy Avalanche, GMC Truck With folding hooks, the door steps are easy to stow and transport. It can help people fix or remove bicycles, surfboards, kayaks, and other large travel essentials on the roof / shelf more easily. Product Product Loading and bundling cargo bags and boxes on top of cars, canoes, kayaks and SUPs, skis and snowboards and bikes are easier. You can even use it to support the roof of the car wash. Security Hammer - There is a security hammer on the front end of the stainless steel door sill that can be used as a powerful tool to break windows in an emergency. Color: Yellow Material: aluminum. Scope of delivery: 1 x door step. Only the above scope of delivery, other products are not included. Note: Light shooting and different displays could cause the color of the item in the picture to be a little different from the real thing. Measurement deviations of +/- 1-3 cm are possible.