Packing Seal Kit 20mm 3 Cyl. One kit will do one pump. This is the packing only.
Hotsy Part Number: HO877654, 877654, 8.717-616.0, 87176160
This is the OLD style. Hotsy has updated their packing kits to a U style Packing Kit. If you want to change to the new style you would need to purchase 3 Complete packing kits with Brass part # 87254070. If you already have the new style the replacement packing kit only is Part # 87253620.