A solid bronze worm wheel with a stainless steel worm provides superior wear and longevity, The standard right ascension gear drive uses an aluminum worm wheel with a bronze worm.
The Mathis Instruments MI-750 15" Bronze Right Ascension Gear Upgrade is paired with a matching precision worm
This is only for the MI-750 Mathis Instruments Mount upgrade.
|Name||Mathis Instruments - Bronze right ascension gear for MI-750|
|Custom Stock Status||Available - Ships in 3-5 Days|