Switches are sold in packs of 10.

Quantity 1 = 10 switches. 

Specifications:

• Linear
• 4.0mm travel
• Stem: POM 
  
• Top Housing: Polycarbonate
  
• Bottom Housing: Nylon
  
• Spring: Gold plated 78g (bottom out)
  
• PCB mount (5 pin)
  
• Lightly pre-lubed