| Brand | Unbranded |
|---|---|
| Type | Equatorial |
Check the listing for details. SA-17 Harmonic Equatorial Mount 400:1 Reduction Driving w/Handheld Controller. Condition: New. Listed at 979.45 USD. The precision of the guiding star is stable. - RA driving: 42-48 stepper motor + 17-100 reduction ratio harmonic + electronic brake. - DEC driving: 42-40 stepper motor + 17-100 reduction ratio harmonic.