If you prefer the smooth operation and slight opening resistance provided by a high-quality ball bearing drawer slide, you are going to love these. They have a 100-pound capacity, feature full extension, are only 1/2" thick, and have a convenient fingertip slide release. When it’s time to remove a drawer, pull the drawer release lever on the outside of each slide to quickly and efficiently separate the drawer from the cabinet slide. These slides can be mounted in Euro style cabinets, or in face frame cabinets using optional front and rear brackets. Bright zinc finish. Slides mount with #6 truss head screws ordered separately. Discounts are for 10 pair of same part number. 500 mm slides measure approx. 19.7". Imported.