Face Mount Full Extension Drawer Slide SDF43S-1650 Dust Resistant Size: 43mm Stroke: 1,686mmThe 43mm size SDF Face Mounted Drawer Slide is engineered for applications that require full length travel with max strokes up to 1,686mm in a dust resistant design. The SDF Drawer Slide can be configured with an internal rail that moves in both directions. Nominal Size: 43 mm Rail Length: 1,650 mm Max Stroke: 1,686 mm Max Static Load (Fy): 400 N Slide Direction: Single use the configurator to select double direction Material: Hardened Steel (56. 560.