Drawer damper , ball bearing slide damper , eruo slide damper, slide door damper Function: silent closing load capacity:35kg Drawer damper , ball bearing slide damper , eruo slide damper, slide door damper11) Load capacity:35kg2 ... . 5) Function: silent closing, be used with ball bearing slide, drawer slide and metal box, of course sliding door too. one set = 2 pcs damper ...