Threaded hole hardware kit - 50 each #12-24 screws Model #: SRSCREWS Threaded hole hardware kit - 50 each #12-24 screws Fastens equipment to threaded hole rack mount rails Compatible with all #12-24 threaded hole racks A complete line of SmartRack accessories are available to customize your SmartRack to your application. Designed for easy installation and years of reliable service, SmartRack accessories from Tripp Lite are ideal complements to your SmartRack enclosure or open frame rack system. Package Includes 50 pcs #12-24, 5/8" long cylindrical head screw 50 pcs PVC white flat washer 50 pcs PVC black flat washer PHYSICAL Shipping weight (lbs) .5 Shipping Dimensions (HWD/in) 1 x 4 x 4