The 3300 series undermount drawer slide has a chromate finish and a soft-close design that ensures your drawers will never slam shut. The drawer is full extension and can support up to 85 lbs. It also includes front clips and back sockets. Please note that screws are sold separately. Slides are available in 12 in., 15 in., 18 in. and 21 in. L. For use with 1/2 in. and 5/8 in. drawer boxes Full extension undermount ball bearing slide with built in soft closed mechanism 12-front clips and 12-rear-mounting brackets included Screws sold separately 85 lbs. static weight capacity Contractor pack with 6 pair of 12 in. soft close full extension undermount slide Not designed for 3/4 in. drawer box sides Features Item Weight 4 Slide System Ball Bearing Features Soft Close Mount Type Undermount Material Steel Package Quantity 6 Weight load per set (lb.) 85 Returnable 180-Day Builders Hardware Product Type Drawer Slides Finish Family Silver Drawer Slide Type Undermount Slide Length (In.) 12 Product Height (in.) 2 Maximum Expandable Length (in.) 24 Product Width (in.) 2 Manufacturer Warranty N/A