We are offering 3076J With Lock-in & Lock-out FunctionLock-in & Lock-out Functionwhen closedthe slide is lockedwhen pulled outalso lockedLength:14 "-60 ".Height: 76.2mmSide space: 19.1+0.7mmFinish: Electro-zinc plated with clear or color chromate.Load capacity:500lbspairMaterial: Work hardened cold rolled steel. sliderailrunnerextended railsoft-closing concealed slideone-touch auto opening concealed drawer slideDrawer Slidesfurniture hardware The company produce Steel ball slide rail, slide rail , file cabinet rail , ball-bearing rail, three-fold rail , two-fold rail, sliding door rail, hinge, drawer slides, Heavy Duty Bearing Slide, industrial slippery course, Positioning slide rail, Buffer slide rail and so on.Different load, different types of slide rail.Extra Heavy Duty Ball Bearing Slide, It is widely used in a variety of Telecommunication racks , Server cabinets, heavy duty storage drawers , vehicular toolboxes, civil skylight, and large pantry pull-outs etc.