The Chelsea 4P46 or 4-P-46 is a drive shaft spacer used in Chelsea 721 Series power takeoff assemblies. This spacer appears as item 6 in the Chelsea 721 Series illustrated parts list, with a quantity of one per assembly. Spacers in a PTO drive shaft arrangement maintain proper component spacing and alignment within the gear train. Pro Gear and Transmission carries genuine Chelsea PTO parts for the 721 Series. Call us to confirm proper fit for your application.FeaturesGenuine Chelsea drive shaft spacerPart number 4P46 or 4-P-46Listed as item 6 in the Chelsea 721 Series illustrated parts manualQuantity of one spacer per PTO assemblySold by Pro Gear and TransmissionUsed in this Chelsea PTO model721 Series