The original grub screws keep dropping out or became thread-less? Here’s the replacement for the grub screws!
M3x2 used with primary gear with inner diameter 5 mm.
M3x3 used with 17 tooth gear in steel.
M4x3 used with primary gear with inner diameter 8 mm.
jackypoy7147 –
Quality: Good [Variation: M3*3 Heatblock]
jackypoy7147 –
Quality: Good [Variation: M4*3]
jackypoy7147 –
Quality: Good [Variation: M3*2 Dual Drive Gear]