Hex mount bolts for installing motherboards in Lian Li cases (eg from 2004 models onwards).
There are not from Lian Li but are the same specification so suitable for use in the same cases.
Note these are sold individually, so buy the amount needed for your motherboard (eg 6x, 9x, 12x)
Use with M3 screws.
Stand off - 6mm
Thread - 6mm
Total length - 12mm