R-25 overhead hatch riser arm

H

henrym

New member
The R-25 overhead hatch riser arm adjustment knob's stainless steel screw
is cupped and as a result it chews up the soft aluminum rod in the riser
arm. I ground down the end of the screw so it was flat and then beveled it
slightly while polishing it on a 600 grit grinding wheel. Problem solved...
 
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