Wing knob for Round shaft 4.0 mm - 4 sizes 25/30/36/44 mm, no supports

Three wings with a teardrop section. Turned between thumb and forefinger, so it takes more torque than a round knob its size. For plain 4 mm 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 | 13.6 mm | 2.7 cm³ | 3.4 g | | 30 mm | 15.6 mm | 4.5 cm³ | 5.7 g | | 36 mm | 18.7 mm | 7.0 cm³ | 8.9 g | | 44 mm | 22.9 mm | 11.7 cm³ | 14.9 g | Bore measured on the finished solid: 4.20…

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