Check the listing for details. Lot 10: NEW L-Shape Power Supply Top Mounting Bracket for Desktop Tower PC. Condition: New. Listed at 12.99 USD. Our Business hours: We are closed on Saturdays and Sundays. New Lot of 10 pcs: AT/ ATX Power Supply Top Mounting L-shape Bracket Provides additional support from the top panel of the computer chassis. Two convex bulbs provide easy positioning. Two screw holes to allow for further tightening attachment to the power supply unit. Compatible with most models from HIGH POWER®, Dell®, and most major brands. SIMPLE INSTALLATION: 1. Secure the power supply to the back of the chassis (4 screws, NOT included)2. Align the brace to the power supply's two inner holes, and temporary hold the brace with tape.3. If the chassis does not come with top mounting screw holes, take a power drill and drill the screw into the top panel. Keep in mind that spacer or padding might be needed to accommodate for the extra room between the power supply and the panel. Actual Ebay buyer feedback for this product: Thanks for getting the parts shipped fast............. Buyer: l6-s good deal............. Buyer: us.rad5 Fast shipping and great service!.....Buyer: rocketbuy2016 Store Policy & About us (More on Shipping/ Return Policy / None-USA International Customers)