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This is the aero version of the standard 1515 (for 8020 aluminum extrusion) rail button using the NACA0020 airfoil.
There are four versions you can download:
1) #8-32 machine screw
2) #10-32 machine screw
3) Rounded
4) Unrounded
The hole for the fastener has a counter-sink for flat head screws.
https://www.thingiverse.com/thing:4600247
There are four versions you can download:
1) #8-32 machine screw
2) #10-32 machine screw
3) Rounded
4) Unrounded
The hole for the fastener has a counter-sink for flat head screws.
https://www.thingiverse.com/thing:4600247
