This link is only the keycaps,no keyboard included.
The length is 6.25x,around 11.7cm
Compatiability
It can be used for all Cherry MX Gateron MX Kailh MX and all other MX switches keyboard.
Specifications:
Material: ABS
Translucent
6.25u
Color: Black
Quantity: 1PC
Package includes: (Without retail package)
1 x ABS Backlit Mechanical Keyboard Keycap