Mount GTO-Mach 1

For observing, the tube weight should not exceed the mount’s maximum payload. For a stable photographic combination of tube and mount, it is wise to also pay attention to the tube length and dimension, where appropriate, to stay below the maximum load, as the leverage effect on the mount must be taken into account.

The worm wheel is an essential part of a mount’s worm gear.

The diameter of the right ascension axis is fundamental to the load-bearing capability of a mount.