Pair of (left and right side) GlideRite brand, medium duty, full extension, 100Lb load rating, 75 series drawer slides. These slides have a hydraulic "soft close" feature to slowly draw the drawer closed without slamming shut. Slide features: steel ball-bearing action, lever disconnect, positive stop, 32mm hole pattern and full extension. For face frame drawers, you will need our SK-75 face frame rear mounting brackets. Ideal use is in office furniture, cabinets, closets, kitchen accessories, & medical furniture. These zinc finished GlideRite slides are made of high-grade steel that meets or exceeds all BIFMA and ANSI/BHMA Standards for quality and have a lifetime replacement warranty. Phillips #8-11 X 7/16" mounting screws and instructions included.