Replacement Tube Outrigger Holders. SHIPPING INCLUDED TO LOWER 48 STATE DESTINATIONS Our premium quality stainless steel outrigger holders are fabricated to our quality standards for years of service. All Tigress products are proven salt water worthy. For best installation, use our backing plates 88502-1 or 88505-1. For replacement tubes use 88501 or 88503. 88501 Cast 1-1/8" ID 88503 Cut 1-1/8" ID 88507 Cast 1-1/2" ID