The Lunar switches have pin protectors to ensure all pins are straight before your installation.  Please remove the protectors using a plier. 

Yes, it does.  Lunar switches will fit Outemu or Gateron 3Pin PCBs or 5pin kailh swap PCBs. 

If they are reversed, there may be keycap interference.  Both 3-pin and 5-pin switches can be attached. Please note that the PCMK Barebone switches are att...