Model : HD-321XAluminum structureDesigned for most the case which has 3.5" internal HDD storage space.Convert one 3.5" bay to 2 x 2.5" baysIncluding anti-vibration rubber ring for use with Lian Li case.102mm x 125mm x 25mm ( W, D, H)Compatible with: PC-8FI / B25F / B25 / A77 / A17 / Q7 / A05N / A06F / 8N / A70F / A71F / P80 / P60 / A70 / A71 / V351 / C32 / K56 / C33