2 Pcs 11" 3-fold Ball Bearing Telescopic Drawer Slide Rails Product Name : Ball Bearing Drawer Slides;Feature : 3-fold Smooth Telescopic Slide Unstretched Size : 27.5 x 3.5 x 1.1cm / 11" x 1.3" x 0.4" (L*W*T);Full Length : 59cm / 23.0" The Third Track Width : 1.8cm / 0.7";Mounting Hole Diameter : 0.43cm / 0.16"0.83 x 0.43cm/0.32" x 0.16"(L*W) Material : Cold-rolled Steel with Steel Ball Bearings, Plastic;Color : Silver Tone Net Weight : 421g;Package Content : 1 Pair x Ball Bearing Drawer Slides