Descriptions: With steel ball bearings, smooth and accurate slide, quietly. Replacement drawer runner sets to fit most makes of cabinets. Applicable for filing cabinets, desk pedestals and general storage drawers. Specification: Color: Black Width: 33mm Material: Cold-rolled Steel with Steel Ball Bearings Length: 235mm\/10'' Tensile length:460mm\/18.11'' Instructions: Measure the height of the groove in the drawer to establish if you want the 33mm width or not And for replacing runners, measure the length of an existing runner in its closed position If you have measured 33mm for the groove height and 235mm for the runner length, then what you want is 33mm x 235mm Drawer Runners This does not have to be an exact match just as long as the runner is shorter than the depth of your cabinet. Note:We just offer the size of 10inch ,thank you . Package included: 2x drawer runners