The Tripp Lite SmartRack Square Hole Hardware Kit is compatible with all square hole rack enclosure cabinets (EIA 310D). It allows you to fasten equipment to square hole rack mount rails. The kit includes 50 pieces of 12-24 cage nuts, 50 pieces of 12-24 pan head screws, and 50 PVC black cup washers.
UPC: 037332181725