Please check the compatibility list of our switch rack mount kit. Compatible with Cisco Switches: SG300-52 Compatible with Dell PowerConnect Switches: 2748, 2848, 3048, 3424, 3448, 3524, 3548, 5324, 5424, 5448 Compatible with NETGEAR ProSAFE Switches: FS726T, FS726TP, FS726Tv2 FS728TLP, FS728TP, FS728TPv1, FS728TPv2, FS728TS FS750T2, FS752TP, FS752TPS, FS752TS FSM7226P, FSM7226RS, FSM726E, FSM726v2, FSM726v3 FSM7250P, FSM7250RS, FSM7326P, FSM7326PS, FSM7326S, FSM7328PS, FSM7328S, FSM7352S GS348, GS418TPP, GS716Tv2, GS716Tv3 GS724AT, GS724T (not v1), GS724Tv2, GS724Tv3, GS724Tv4, GS724TP, GS724TPS, GS724TR, GS724TS GS728TP, GS728TPv2, GS728TPP, GS728TPPv2, GS728TPS, GS728TPS(B), GS728TS, GS728TS(B), GS728TXS GS748AT, GS748T, GS748Tv1, GS748Tv2, GS748Tv3, GS748Tv4, GS748Tv5, GS748TP (Blue), GS748TR, GS748TS GS750E, GS752TP, GS752TPv2, GS752TPS, GS752TPS(B), GS752TS, GS752TS(B), GS752TXS GSM4210P,GSM4328PA/GSM4328PB, GSM4328S,GSM4352S(M4300-52G), GSM7212 (M4100-12G), GSM7212F (M4100-12GF), GSM7212P GSM7226LP, GSM7248, GSM7248v1, GSM7248v2 (M4100-50G), GSM7248P, GSM7248R,GSM7312 JGSM7224,XS708E, XS708Ev2,XS712T,XS716E,XS724EM Compatible with D-Link Switches: DGS-1248T, DGS-1500-28P, DGS-3048, DGS-3100-48 Compatible with Linksys Switches: SLM2024 Compatible with TRENDnet Switches: TEG-448WS Compatible with Buffalo Tech Switches: BS-GS2024, BS-GS2024P, BS-GS2048 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. 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?Made of high-quality metal material, sturdy and durable. Not only can fix switches, but also speaker or audio equipment, etc. Easy to use and makes your equipment in order. ?Package Included? Each kit contains 2 rack mount ears, 8 sets of switch screws(M3 + M4), 4 sets of cabinet kits (screws + snaps). Good for switch rack mounting needs or kit replacement. ?Adjustable Mounting Hole Spacing?The distance between the mounting ears and the holes is 14-29mm (0.5-1.14 inches). You can adjust the installation distance according to the size of your network switch. As long as the hole spacing of your switch is within this range, it is applicable. ?Universal Rack Ears?The rack mount kit is compatible for most Cisco, NETGEAR,Dell, D-Link, Linksys, TRENDnet and Buffalo Tech Switches. Please check the compatibility model list blow before purchg to ensure this kit is compatible with your switch.