What is the standard keycap profile?

Most vintage and modern mechanical keyboards have keycaps in what is called “Standard Profile” or “OEM Profile”. The profile is used for keycaps with different key mounts and several switch families, including Cherry MX, Alps SKCL/SKCM series and Mitsumi miniature mechanical.

What is standard keycap size?

Every keycap on a keyboard is built around the base size of a 1u. The default area within a keycap is contained is 19.05×19.05mm. That includes the keycap size (that will be approximately 18mm wide) and the small gap between keycaps.

What size are my keycaps?

When checking if your keyboard is standard layout, you mainly need to look at the bottom row key sizes. For the standard layout, the bottom row keys are typically 1.25u, and the spacebar is typically 6.25u. Before buying a keycap set, always double check the keycap sizes.

What size should keyboard keys be?

The most common keyboard sizes are Full-Sized (104 key), TKL (87 key), and 60\% (68 key). Each size is unique with different features. There are other layouts too, some of the less common keyboard sizes are the 75\%, 65\%, and 40\%.

What key is 2.75 U?

KEYCAP LENGTH FOR STANDARD MECHANICAL KEYBOARD Remember these: 2u keycap is Backspace. 2.25u keycap is Left Shift or Enter. 2.75u is Right Shift.

What does 2.75 u mean?

2.25u is enter and ANSI left shift. 2.75u is right shift. 6.25u is spacebar. These are all for standard layout keyboards, some keyboards have different bottom row modifiers and spacebar that you will need different keycaps for.

Do keycaps fit any keyboard?

Keycap customization is typically limited to mechanical keyboards. While the Cherry MX switches have a + shape that keycaps need to fit onto for proper replacement, other companies may opt to use a different shape. Even then, most of them at least offer an MX Cherry keycap adaptor of sorts.