744-520, RS PRO, RS PRO Timing Belt Pulley, Aluminium 6mm Belt Width x 2.5mm Pitch, 28 Tooth, Brand RS Pro, Number Of Teeth 28, Pitch 2.5mm, To Suit Belt Width 6mm RS PRO Timing Belt Pulley, Aluminium 6mm Belt Width x 2.5mm Pitch, 28 Tooth