Manually indexable rotary / swivel head with the kinematic TP20 styli module holder and a swivel joint that can be indexed in two axes. This enables flexible stylus changes and repeatable probe positioning. MH20i manual swivel / swivel head The A axis rotates ± 180 ° in the X / Y plane. The B axis, however, rotates 90 ° in the Z plane. The MH20i offers 168 repeatable positions in 15 ° steps. The probe is compatible with all TP20 styli modules. Already calibrated styli for probe modules can be replaced with repeat accuracy without recalibration.