Stainless steel bushing, cylindrical, with a fastening hole in the centre, has been fitted with M3 machine-metre screws (M3 screws are also available) for chucking the shaft.
[Dimensions]
Inner diameter 1.55, Outer diameter 6mm, thickness 4mm, weight 0.8g.
Inner diameter 2.05, Outer diameter 6mm, thickness 4mm, weight 0.7 grams
Inner diameter 2.55, Outer diameter7mm, Thickness 4mm, Weight 0.9g
Inner diameter 3.05, Outer diameter8mm, Thickness 4mm, Weight 1.2g
Inner diameter 3.55, Outer diameter8mm, Thickness 4mm, Weight 1.3g
Inner diameter 4.05, Outer diameter9mm, Thickness 5mm, Weight 1.9g
Inner diameter 5.05mm, Outer diameter10mm, Thickness 5mm, Weight 2.1g