Mushroom knob for D-shaft 8.0 mm - 4 sizes 25/30/36/44 mm, no supports

A domed head on a slim neck - it sits in the palm rather than between the fingers. The neck carries the hub, so on thick shafts this form starts one size up. For 8 mm shafts with a flat, as used on appliance and valve spindles. ## Sizes in the download All 4 diameters, same shaft fitting: | Diameter | Height | Volume | Weight in PETG | |---|---|---|---| | 25 mm | 19.6 mm | 4.7 cm³ | 6.0 g | | 30 mm | 19.6 mm | 5.4 cm³ | 6.8 g | | 36 mm | 22.3 mm | 7.1 cm³ | 9.0 g | | 44 mm | 27.3 mm | 9.9 cm³ |…

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