We use three sizes of red plastic polystyrene
pulleys in our kits, all with a 4 mm hub hole (to fit onto
wooden dowel): 25 mm, 38 mm, 50 mm diameters.
At the moment, the urgency is for two thousand of the 25 mm
pulleys; but we are seeking a supplier of all three.
Thanking you,
date_range Feb 14' 2019/ Indonesia
date_range Feb 13' 2019/ Japan
date_range Feb 09' 2019/ Serbia
date_range Feb 07' 2019/ Australia
