original spoke for Z-axis milling the red plastic off ah flattened end bulge SDJCR0808F07 DCGT070204-AK-A insert Multifix Aa align with center height 25mm stickout 2mm thread mark adjusting carriage stop M8x1.25 threading with 3d printed knob 1 needs to go in deeper mounting the spokes back prepping the wheel build up spoked wheel !
Wheel mod source: https://www.printables.com/model/639220-minimill-downfeed-handwheel-mod