Magnetic Kinematic Base 6MKB175. You lift the units mounted on the platform as a group. The platform is replaced with a repeatability of 50 μm. The platform has patterns of M4 and M6 mounting holes. Alternatively, fit M6 screws through its clearance slots from beneath.
Two high strength magnets lock the platform to the bottom plate. The bottom plate is fastened by M6 screws through a pair of transversal clearance slots. Push the special lever to lift the platform with minimal jolts.