• Heavy-duty marine grade cast aluminium base with 6 x 8mm mounting holes.
• Friction clamping top with slide and swivel.
• Moulded nylon cup insert provides a smooth swivel performance.
• Highly polished aluminium post.
• Powder coated aluminium swivel.
• Cushion of air smooths out bumps while travelling over waves.
• Gas assisted adjustable height.
• Takes a 60.3mm (2-3/8″) diameter seat slide/swivel.
• 360° rotation.
• Welded base.
-15%