Large rack and pinion focuser.
With double mounting rings, smaller 95mm.
(only has 2 out of 3 screws for the first ring but is very firm and stable)
Outer ring 100mm.
Extends to 135mm
Comes with 1.25" adaptors
$40 plus postage
PM only Thanks
Last edited by Max Vondel; 28-09-2020 at 05:41 PM.