These slides are compatible with most major drawer and cabinet types(undermount) and are ideal for new construction, remodeling and replacement projects SOFT CLOSE AND FULL EXTENSION: Full extension opening allows for the entire drawer to be accessed.The Concealed Drawer Glides are rated for heavy-duty use (loads up to 75 lbs), featuring soft-close functionality to ensure the drawer close softly and silently. Fits face frame or framless application. These versatile drawer slides can be used for kitchen or bathroom drawers, office desks, or other personal storage areas. DURABLE AND COMPATIBLE: Made from high-grade Galvanized steel, Intended for use with Face Frame or Frameless Cabinets. Soft close bottom mount drawer slides are compatible with most major drawer and cabinet types (undermount) and are ideal for new construction, remodeling and replacement projects. 【Widely Use for Home & OfficeResidential drawer runners for kitchen cabinet, cupboard, house storage cabinet, bedstand, wardrobe, old drawers replacement, office cabinet, pantry, sliding out storage drawers, etc.