MULTI-USE ASSISTANCE: Helps move wheelchairs, buggies and walkers etc. move up to higher step platforms easily. The applicable height of this 183cm wheelchair ramp is 17-45cm and recommended height is 18-30cm. ALUMINIUM BODY: Anti-corrosive for extensive use outdoors, it is steady and tough for reliability and support whilst using. GUARDRAILS: Placed on each side, it prevents the wheels from rolling off the edges and causing harm. ANTI-SLIP SURFACE: Prevents wheels moving around whilst using the ramp, making it very safe once on. FOLDING DESIGN: Equipped with handle, allowing it to be picked, moved and stored easily. Suggest two people to move it. DIMENSIONS: 183L x 72W x 5Tcm. Folded: 91.5L x 36W x 16Tcm. MAXIMUM LOAD WEIGHT 270KG.