0G990742 is a leveling mechanism kit without frame for Cherry MX Series keyswitches, compatible with standard and cylindrical keycap types in 1x2, 1x2.25, and 1x2.75 sizes. The kit features an A dimension of 0.94 inches and is designed to provide stabilization for larger keycaps on mechanical keyboards. It is intended for use with MX Desktop Profile keyswitches that operate within a voltage range of 2 VDC to 12 VAC/DC and an operating temperature range of -10°C to +70°C. This leveling mechanism is commonly used in keyboard manufacturing and custom keyboard builds where spacebar and larger key stabilization is required.