Drawer Slides, Closed Length 16 in, Compatible with Grainger Part Number 48ZF02, Compatible with Manufacturer Model No. BTD-450101DZ-12A, Drawer Slide Features Auto-Return, Drawer Slide Function Auto-Return and Ball Bearing, Drawer Slide Type Ball Bearing, Includes Mounting Hardware No, Load Capacity per Pair 99 lb, Open Length 31 1/2 in, Package Quantity 2