Solid 2" helical focuser for Newtonian telescopes
This is a simple but quality focuser offering smooth and continuous focusing. Especially for the visual observing amateur telescope maker, this focuser has many advantages:

Low profile
The focuser only needs 50mm back focus.

Easy adaption
Special adapter plates are not necessary; you only need four holes and the 2" center bore. The foucser's base has four rubber feet adapting it to all tube diameters from 180mm and bigger.

Low weight:
295 gr. only!

Dimensions:
min. height: 50mm
max. height: approx. 90mm
Bore distances: 35 x 59mm