Check the listing for details. Pool Tool 104B Anti-Electrolysis Zinc Anode. Condition: New. Listed at 34.21 USD. Pool Tool 104B Anti-Electrolysis Zinc AnodeEliminates plaster staining and metal corrosion due to galvanic corrosion. Permanently bolts to ladder or grab rail below water line. A must for salt water pools. Payment Please make payment immediately upon completion of purchase so that we can begin preparing your item for shipment as quickly as possible. Shipping We ship from the Pacific Northwest via standard parcel shipping methods. To keep our prices low, standard shipping may be UPS, FedEx or USPS depending upon which carrier is most cost effective to deliver your item. We are unable to ship to Alaska, Hawaii, P.O. Boxes, Military Addresses or other destinations outside the continental United States. Returns Return requests must be submitted within 30 days of purchase via the eBay managed return process. Return shipping fees are the responsibility of the buyer except in the event the return is a result of our error. Returns received without authorization will be refused. Customer Service Your satisfaction is our top priority. Please contact us via eBay message for assistance with any issue prior to leaving feedback.