Explore Scientific ED80 and ED127 10:1 Fine Focus Knob
Light weight 2-1/2" diameter knob fits over ES Crayford
focuser 10:1 knob for 'finger tip' fine focus control with less
scope shake. Graduated dial for reference. Machined from
black delrin with knurled edge. Mounts with two setscrews.
For focus knobs with 1.19" diameter.
Focuser not included:
Prices include shipping!