Feature: 1. [Cold Rolled Steel] Drawer slides are made of 2mm thick high density, high strength cold rolled steel. This material can keep your drawer stable and safe full load push and pull test without damage, load 120KG or 265LB. 2. [1000‑1900mm] The length of the shoe cabinet slides is 1000mm, the full extension length is 1900mm. The full extension length is enough to leave enough space reserved for screwing into the staircase, allowing you to install easily. 3. [Full Extension and Full Pull Out] Due to the full extension function of the staircase base cabinet slide, the drawer can be fully pulled out for easy access to the entire drawer storage space, giving you more freely use. 4. [Rustproof] Electrophoretic coating surface treatment, our shoe cabinet storage cabinet slides have good rust resistance and oxidation resistance. The interior is equipped with industrial grade steel balls to reduce friction resistance. 5. [Wide Use] Drawer slides are suitable for cabinets under the stairs and any staircase cabinets, also for wine cabinets, closets and so on. The width of the cabinet is suitable for 400‑600mm. Specification: Item Type: Drawer Slide Material: Cold Rolled Steel Length: Approx. 1000-1900mm / 39.4-74.8in Suitable Cabinet Depth: Approx. 1000mm / 39.4in Rail Installation Height: Approx. 53.8mm / 2.1in Applicable Cabinet Width: Approx. 400-600mm / 15.7-23.6in Cabinet Height: Less than 2m, Approx. 2m / 6.6ft Both Sides Cabinet Crevice: Approx. 5mm / 0.2in Load Bearing: ≤120KG, Approx. 120KG / 265LB. Package List: 2 x Drawer Slide Note: 1. Without screws, according to the thickness of your own mounting plate with thecorresponding length of screws, applicable self tapping screws.2. Manual measurement, please understand that the size may have error.