Switches are sold in packs of 10.

Specifications: 

• Linear
• Actuation Force 45g
• 50g Bottom out 22mm spring 
• Long pole stem (4.0mm travel) 
• PC Top
• PA66 Bottom
• POM Stem
• 5 pin
• Factory Lubed
• Made by SwagKeys
• The travel is 4.0mm, with a flat pole hitting the bottom at the end.
  The upper PC material and factory lubrication on both sides of the stem were applied to reduce the scratchy feeling.