Smooth Transition & 1 Channel Design: Our 4" rise ramp with channel design creates a smooth transition over any door, entryway, or uneven threshold surface. The reserved channel underneath allows cables to pass through without getting crushed or damaged by wheelchairs or scooter wheels. 4" Rise Beveled Edges: Size: 35.5" L x 24.4" W x 4" H/90.2 x 62 x 10.2 cm. The solid rubber ramp is built with beveled edges for a smooth approach to raising the surface from all sides. With this smart design, the threshold ramp is perfect for any door, entryway, or surface that requires an easy transition over an obstacle. Upgraded Non-slip Textured Surface: The door ramp for the wheelchair is a durable rubber construction, which is rust-proof and scratch-proof for indoor and outdoor usage. Using recycled natural rubber, it has no irritating odors. In addition, a special non-slip textured surface process for superior traction reduces the risk of slipping. 33069 lbs Load Capacity: A solid door threshold rubber can support up to 15000 kg. Therefore, it can provide stability and security to the pass-by of skate and wheelchairs, and scooters. Made of industrial-grade natural rubber, the curb ramps for driveways also allow household cars to pass through and will not easily deform. Installation & Application: One-piece design ramp threshold needs no tools to assemble and dismantle; the lightweight ramp is for mobility solutions from semi-permanent ramps to portable ramps temporarily. It is an excellent choice for access ramps for the curb of the home, garden, garage, and barn. Package Content 1 x Rubber Threshold Ramp 2 x M8*10 Expansion Screws