236-5687, OPTIBELT, OPTIBELT Timing Belt Pulley, Aluminium 50mm Belt Width x 10mm Pitch, 40 Tooth, Brand OPTIBELT, Number Of Teeth 40, Pitch 10mm, To Suit Belt Width 50mm OPTIBELT Timing Belt Pulley, Aluminium 50mm Belt Width x 10mm Pitch, 40 Tooth