1. Please note > The product is divided according to length: Sizes between 50 cm and 140 cm (19.6 to 55 inches) are in 1 section, sizes between 150 cm and 280 cm (59 to 110 inches) are divided into 2 sections, and sizes between 300 cm and 400 cm (118–157 inches) are divided into 3 sections. We offer a 100% risk satisfaction guarantee so you can with confidence. If you are not satisfied with the product quality, 2. Complete kit and easy installation > Stair handrails are easy to install, and all parts included in the kit (including armrests, fixed discs, expansion screws, and nails). It can be screwed into wall brackets and securely fastened with expansion screws. 3. Length ranges from 0.5 m (1.5 feet) to 4 m (13 feet). Handrail diameter: 3.2 cm (1.2 inches), distance from the wall: approx. 7 cm (2.7 inches). 4. Stable safety railings > Made of wrought iron and galvanized pipe. quality anti rust coating for double protection and longer lifespan. Each bracket supports 200 kg.