Front Panel Overview Materials As Illustrated (HSI)As Illustrated (Stock)Blank Panel (HSI)Blank Panel (Stock) Parts Qty Note M3 x 6mm SHCS 4 M3 x 8mm SHCS 2 Front Panel - MicroSD, Slats.stl 1 MicroSD Extension Holder Body.stl 1 MicroSD Extension Holder Cap.stl 1 Parts Qty Note M3 x 6mm SHCS 4 M3 x 10mm SHCS 2 May substitute 12mm or longer. Front Panel - MicroSD, Slats.stl 1 MicroSD Extension Holder Body.stl 1 MicroSD Extension Holder Cap.stl 1 Parts Qty Note M3 x 8mm SHCS 2 Front Panel - Blank.stl 1 Parts Qty Note M3 x 10mm SHCS 2 May substitute 12mm. Front Panel - Blank.stl 1 Note: LED Backing Panel If are installing the LED backer, substitute M3 x 16mm for the two (2) longer screws. Directions 1) Carefully pry open the outer plastic shell around the MicroSD card reader extension. Discard the shell. 2) (Not pictured) Place the MicroSD extension PCB in the holder body. The ribbon cable should be flush with the lip on the back of the holder. 3) Place the holder cap on top of the extension and holder body. 4) Use two M3 x 6mm screws to fasten the cap in place. 5) Slot the SD card assembly into the front panel and secure with two (2) M3 x 6mm screws. Vertical orientation does not matter. 6) Push the front panel into place on the case body. Slip the SD card extension cable through first. 7) Attach the panels with two (2) screws.HSI: M3 x 8mmStock: M3 x 10mm Reference