10set/lot 5.25" to 3.5" sata sas hdd hard drive cage adapter tray caddy rack bracket for 3x 5.25" cd-rom slot internal or ext

it's fit for host case which cd-rom slot inwall is flat, or bracket installation type cd-rom slot, some pc chassis special design may not support this hard drive rack, then you can only diy your pc chassis or use it external, pls note before buying factory direct sell, some scratch may occur during transportation from factory, but it is never used