Fine Focus Knob for GSO Crayford 10:1 Knob
Light weight 2-1/2" diameter knob fits over GSO Crayford
focuser 10:1 knob (black) 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.
Works with GSO Crayford two speed refractor, SCT and Newt Focusers!
Focuser not included:
Prices include shipping!
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