They are top quality, non-abrasive so pumps run cooler, quieter and will last longer. Rebuild kit includes: (Qty 1) 21955 Set of 4 vanes (Qty 1) 21957 Shaft seal (Qty 2) 21956 Bearings
Please click on the detailed image, if needed, to see spare parts numbers. Then choose from drop-down menu to purchase each particular part. Spare Parts for L02 & L02 Air Pulsators.