Please check the compatibility list of our switch rack mount kit. Compatible with NETGEAR JGS Switches: JGS516, JGS516v2, JGS516PE JGS524, JGS524v1, JGS524v2 JGS524E, JGS524Ev2, JGS524F, JGS524PE Compatible with NETGEAR XS/XSM Switches: XS505M, XS508M, XS512EM, XS708E XS708Ev2, XS712T, XS716E, XS724EM XSM4348S, XSM4348CS, XSM7224, XSM7224S Compatible with NETGEAR MS/RPS/SRX Switches: MS510TX, MS510TXPP, RPS4000-200NES, SRX5308 Compatible with D-Link dgs-32xx, dgs-10xx Switches: dgs-3200-10, dgs-3200-16, dgs-1004T dgs-1008MP dgs-1008TL,dgs-1016C dgs-1016D,dgs-1024C,dgs-1024D with TRENDnet TPE Switches: TPE1020WS Compatible with Dell PowerConnect Switches: 2124, 2224, 2324, 2616 2624, 2716 2724, 2824 Compatible with Buffalo GU Switches: BS-GU2016P Compatible with Buffalo MP Switches: BS-MP2008, BS-MP2012 Other Switches: Please test the size of the switch and compare it with the size of the kit in the main picture 2. Only when they are consistent can they be compatible.*Note: Our adjustable rack ears have three sizes. Please select “Small, Medium, Large” according to your switch size. See more?100% SATISFACTION SERVICE?If you have any question about our product, please feel free to contact us. We will take full responsibility for the product quality and try our best to solve your problem quickly and efficiently!. ?Special Feature?The mounting hole distance is 14-30mm, which can be adjusted, suits for more switch models. It is also good for some speaker rack mount kit. ?Wide Compatibility?Compatible for most of 12.6 inch Netgear, Cisco, D-Link, TRENDnet and Dell Products. Please check the compatibility model list blow before purchg to ensure this rack mount kit is compatible with your switch. ?Adjustable Rack Mount Kits?The shortest distance between the two mounting holes is 14mm, and the longest distance is 30mm. You can adjust the installation distance according to the size of your switch. As long as the hole spacing of your switch is within this range, it is applicable. ?Package Included?Each kit contains 2 rack mount ears, 8 sets of switch screws(8xM3 + 8xM4), 4 sets of cabinet kits (screws + snaps). Perfect for switch rack mounting needs.*Note: Our adjustable rack ears have four sizes. Please select “Small, Medium, Large, Extra Large” according to your switch size.