1. Special type self-closing drawer slide rail 2. Material: steel 3. Thickness: 0.6-1. ... , grey, etc. Special type self-closing drawer slide railProduct details:1. Name: Special type self-closing drawer slide rail2. Item No.: 21.3033. ... hardware technology supply solutions include: hydraulic hinge, standard hinge, soft close slide, standard slide, handle, caster, lock, and other furniture fittings.