uxcell 4pcs 16" Long Full Extension Screw-On Drawer Slides Rails Tracks White Product Name : Drawer Slides;Feature : 2-fold Smooth Telescopic Slide Unstretched Size : 40 x 2 x 1.8cm /16" x 0.8" x 0.7" (L*W*H);Total Length(Approx) : 80cm / 31.5" The Track Width : 2.2cm / 0.9";Mounting Hole Diameter : 0.5cm / 0.2" , 0.7cm/0.3"7.2 x 3.3mm/0.3" x 0.13"(L*W) Material : Cold-rolled Steel, Plastic;Color : White, Silver Tone Net Weight : 319g;Package Content : 4pcs x Drawer Slides