Boat Seat Base Mount 2" or 2 3/8" Pin Post Sockets SP-68914, Boat Seat Pedestals Fits Most Boats Compatible with Attwood Swivl-Eze Boat Seat Mounts

Wide Compatibility & Clear Notes:This boat seat base is perfectly compatible with 2″ pin post sockets (including SP‑28911, SP‑28913) and 2 3/8″ pin post sockets (including SP‑37904, SP‑37914). Important Note: It is not a replacement for SP-67904 and incompatible with 238 Series/278 Series boat seat mounts. If you’re unsure about compatibility with your seat support columns, feel free to contact us for assistance.

• Wedge Design & Precise Dimensions:Featuring a practical wedge-shaped design, this base enables installation on sloped surfaces to create a level mounting platform. With a 9-inch base diameter, it secures firmly via six fasteners (screws not included). It requires a 3.25-inch diameter mounting hole and extends 2 inches below the deck, ensuring stable and sturdy installation.
• Versatile Application & Reliable After-Sales:Ideal for adding extra seating for fishing or watersports, it fits most watercraft like flats boats, canoes, bass boats, pontoon boats, and fishing boats—enhancing your comfort on the water. We provide 24-hour dedicated customer service and a 2-year warranty, ensuring long-term reliability and peace of mind.
• Versatile Application & Reliable After-Sales:Ideal for adding extra seating for fishing or watersports, it fits most watercraft like flats boats, canoes, bass boats, pontoon boats, and fishing boats—enhancing your comfort on the water. We provide 24-hour dedicated customer service and a 2-year warranty, ensuring long-term reliability and peace of mind.
• Easy Installation for Quick Upgrade:No complex operations required! Simply drill a 3.25" diameter mounting hole, thread the six screw holes, and lock the base securely to the deck. Once the post is inserted, the seat pivots smoothly while staying firmly in place. Upgrade your boat seating quickly for a stable, reliable, and comfortable experience.
• Wide Compatibility & Clear Notes:This boat seat base is perfectly compatible with 2″ pin post sockets (including SP‑28911, SP‑28913) and 2 3/8″ pin post sockets (including SP‑37904, SP‑37914). Important Note: It is not a replacement for SP-67904 and incompatible with 238 Series/278 Series boat seat mounts. If you’re unsure about compatibility with your seat support columns, feel free to contact us for assistance.