Drawer SlidesProduct Details1.[Installation] - One for left side and one for right side. Pay attention to the key installation dimensions of the slide rail: Thickness, Folded Length, and Stretched length. Please keep the left and the right slide at the same height.2.[Applications] - Widely used for kitchen cabinet baskets, furniture drawers, computer desk keyboard trays, tool boxes, folding furniture, etc.3.[Specifications] - Folded Size:44x 2.5 x 1cm/ 17"x 1" x 0.4" (L*W*T); Unfold Length: 72.5cm/ 28.5"; Load Rating: 25kg / 55 lbs; Material: Cold Rolled Steel; Color: Silver Tone; Sections: 2.4.[Note] - Please choose the correct style of the slide rail according to the bearing capacity you need. Please do not overload.5.[Features] - The slide rail is made of steel.