Leadrise 50-Pack M6 x 16mm Computer Rack Mount Cage Screws and NutsWashers for Rack Mount Server Cabinet, Rack Mount Screw Cage Nut - Black.

Features: Made of top quality carbon steel, black nikel plated. It is not easy to rust, has stable performance, corrosion resistance and high hardness. Easy to install and use, work smoothly, saving installation time. Specifications:Screws Type: M6 Thread by 1/2 Long Phillips Pan Head ScrewScrew Thread Length: 0. 63/ 16 mm M6 Thread Cage Style Rack Rail Retainer NutsSize: M6Screws and Cage Nuts Material: Carbon SteelWasher Material: IronWashers : PlasticColor: BlackPackage Quantity: 50 PCS Package Content:50x M6 Cage Nuts50x M6 Pan Head Screws50x Washers.