Mechanical Keyboard Keycaps: Complete Compatibility Guide

Mechanical keyboard keycaps are the visible, removable covers on each key that you physically press when typing. Unlike membrane keyboards where keys are permanently attached, mechanical keyboard keycaps can be removed and replaced, making them one of the most popular customization options in the mechanical keyboard community. Swapping keycaps transforms how your keyboard looks, sounds, and feels—without changing the switches underneath.

Why keycaps matter: The profile (shape and height), material (PBT, ABS, or other plastics), and manufacturing method (dye-sublimation, doubleshot, laser-etched) all affect your typing experience. A tall, sculpted SA profile creates a different feel than a low, uniform DSA profile. Thick PBT keycaps produce deeper "thock" sounds compared to thinner ABS caps. Custom legends, colors, and textures let you express personal style while maintaining full keyboard functionality.

Compatibility is key: Most mechanical keyboards use Cherry MX-style switches with cross-shaped stems, making aftermarket keycaps broadly compatible. However, keyboard layout matters—a 60% compact board needs different keycaps than a full-size keyboard with a numpad. Non-standard bottom rows, unusual key sizes (like 1.75u right shift on 75% keyboards), and layout variations (ANSI vs ISO) all affect which keycap sets will fit your specific board.

Browse mechanical keyboards by brand below to find detailed compatibility information, stock keycap specifications, and custom options for your keyboard. Each brand page covers the keyboards they manufacture, what keycaps ship with them, and how to customize them with aftermarket sets.