Pedestals - 238 Series

What Is a 238 Series Boat Seat Pedestal?

A boat seat pedestal is the post-and-base assembly that lifts a seat off the deck and lets it swivel, tilt or adjust to suit the person sitting in it. The 238 Series is a widely used pedestal system built around a 2-3/8 inch diameter post. Because the sizing is standardized, bases, posts, extensions and seat mounts within the series are designed to work together, so you can mix and match components when upgrading or repairing a seating setup on a fishing boat, pontoon or runabout.

Why Pedestal Quality Matters

Seating hardware takes constant abuse on the water. Spray, UV exposure, vibration and the repeated load of passengers getting in and out all work on the pedestal. A weak or corroded post can lead to a wobbly seat, a stuck swivel or, in the worst case, a failure underway. Quality 238 Series components typically use hard-anodized aluminum tubes, stainless steel springs and bead-blasted, clear-coated bases to resist corrosion and keep operation smooth season after season.

Key Considerations When Shopping

• Post height: Fixed-height posts are available in a range of lengths, from short posts for low-profile seating to tall extension posts for casting or helm positions.
• Fixed vs. adjustable: Adjustable-height pedestals let multiple users dial in the right seating position, while fixed posts offer a simple, rigid setup.
• Seat mount style: Swivel mounts allow 360-degree rotation for fishing and socializing, while fixed mounts maximize stability. Check that the mount matches your seat's bolt pattern, commonly a 5 inch by 5 inch layout.
• Base type and deck fit: Confirm the base shape, mounting hole pattern and deck thickness before ordering, and use appropriate backing plates and sealant when installing.
• Kit or components: A complete kit typically bundles the base, post and seat mount, while individual parts are useful for replacing a single worn item.

Top Brands in 238 Series Pedestals

Swivl-Eze is the name most closely associated with the 238 Series. The line has long been a go-to choice for fishing boat builders and owners, and it is known for heavy-duty construction, smooth swivel action and a broad range of configurations including fixed-height and adjustable options.

Attwood Marine is the company behind the Swivl-Eze seating line and a long-established name in marine hardware, from seating components to boat fittings and accessories. Its 238 Series products are designed around the same compatible 2-3/8 inch system, making it straightforward to pair posts, bases and mounts when refreshing a boat's seating.

Getting the Most From Your Pedestal

Rinse the pedestal with fresh water after saltwater use, keep the post and base interface clean, and periodically check mounting hardware for tightness. A small amount of marine-safe lubricant on moving parts helps keep adjustments smooth. With proper selection and basic upkeep, a 238 Series pedestal can deliver stable, comfortable seating for many seasons on the water.