Star knob for Round shaft 6.35 mm (1/4 in) - 4 sizes 25/30/36/44 mm, no supports

Five soft lobes. The shape you reach for when a knob has to be turned hard but must not cut into the hand. For plain 1/4 inch shafts, held by an M3 grub screw. ## Sizes in the download All 4 diameters, same shaft fitting: | Diameter | Height | Volume | Weight in PETG | |---|---|---|---| | 25 mm | 17.6 mm | 4.0 cm³ | 5.0 g | | 30 mm | 17.6 mm | 6.5 cm³ | 8.2 g | | 36 mm | 18.0 mm | 8.4 cm³ | 10.6 g | | 44 mm | 22.0 mm | 13.8 cm³ | 17.5 g | Bore measured on the finished solid: 6.55 × 6.55 mm. ##…

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