Check the listing for details. 10-pack: Hinge Lock & Screw Kit to Secure Desktop PC Tower Case Side Panel/Cover. Condition: New. Listed at 10.50 USD. We are located in Southern California. We ship daily except Saturdays, Sundays, and national holidays.Your package will be shipped with a tracking number. NEW LOT of 10pcs: Lock Hinge + Screw to Secure Desktop PC Tower Case Side Panel/Cover You usually see these on computer cases when you removed the cover (side panel) they have an extra hinge that aligns with the case so that it can be even more tightly secured in addition to the screw holes closing the case. If your case is missing this, and you want more added security this is perfect. However, if your case does not have the slot you will have to Drill it yourself. Store Policy & About us (More on Shipping/ Return Policy / None-USA International Customers)