Equipment Support, Slide Rails and Assembly Kit. Adjustable Shelf. Load-bearing capacity to 15kg Surface area 430mm(w) x 400mm(d) Protrusion to the front 26mm minimum, 25mm incremental movements. Slide rails. Secure and simple installation of heavy plug-in units Maximum static load 40kg (per pair). Assembly kit. 50 x M6 cage nuts, 50 x 16mm pan head Pozidrive screws and washers