Star knob for Round shaft 3.0 mm - 4 sizes 20/25/30/36 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 3 mm shafts on trimmers and miniature pots. ## Sizes in the download All 4 diameters, same shaft fitting: | Diameter | Height | Volume | Weight in PETG | |---|---|---|---| | 20 mm | 11.6 mm | 2.0 cm³ | 2.6 g | | 25 mm | 12.5 mm | 3.4 cm³ | 4.3 g | | 30 mm | 15.0 mm | 5.4 cm³ | 6.9 g | | 36 mm | 18.0 mm | 8.2 cm³ | 10.4 g | Bore measured on the finished solid: 3.20 × 3.20 mm. ## T…

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