Handrail parameters: Armrest length: 50cm-400cm, grip distance from the wall: 10cm, board diameter: 5cm, each bracket bears 1402kg material: Pine wood, clear texture, and stainless steel fixed brackets, more stable, rounded corners make the touch safer Easy to Install: The stair handrail is easy to install and all parts included in the kit (including armrests, fixed disc, expansion screw and nails). It screws into wall brackets and fixes securely with expansion screws. Wide Use: Stair railings are for adults and people who have difficulty climbing stairs. Wood stair handrails provide a simple solution for stairs, garage steps, walkways, hallways, basements, garden steps and ramps for indoor and outdoor use. Multi-Purpose Use：Ideal for stairs, lofts, hallways, basements, and ramps, this stair rail enhances safety in any setting., Manufacturer: ENSDIEPLS