• material: machined aluminum
• suitable shaft: round or D-shaped x 4 mm
• outer diameter: Ø 19 mm
• thickness: 5 mm
• four through-threaded mounting holes (M3)
• shaft clamp with one screw (M3)
• suitable for e.g. Pololun 60, 70, 80 and 90 mm wheels

Note! Includes two discs, an Allen key and three M3 headless set screws. Sold in pairs.