Custom Coupler
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1/2 inch diameter AL rod, 1-1/2 inches long
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Bore 1/4 inch hole 0.75 - 0.80 inches deep
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Drill #21, Tap 10-32 hole 0.6 inches from open end
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Insert 3/16-24 x 1/4" hex head set screw
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Drill #29, Tap 8-32 hole 0.825 inches from open end
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Mount wheel using 8-32 x 3/4 cap head screw

Coupler Part with Gear Motor Axle
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| Coupler 3D Model | |
CategoryDesign CategoryPlans
