A 60 lb. class 3/4 extension drawer slide by Knape & Vogt is designed for kitchen cabinets, bathroom vanities, and architectural woodwork. With a clearance of 1/2," this slide is recommended for drawers up to 18" wide. It features ball bearing nylon roller, stay close design, positive stop lever prevents accidental drawer removal. Can be purchased individually (1 pair with screws) or in bulk (10 pairs without screws).