Attwood Marine 278AO3AGS1 Boat Seat Mount – Heavy Duty Swivel Seat BaseManufacturer: ATTWOOD MARI Availability: 3 in stockSKU: A7J278AO3AGS-1Attwood Marine 278AO3AGS1 Boat Seat Mount – Heavy Duty Swivel Seat Base $101.79 Qty: Add to cart Ship toSelect countryUnited States of America *Other *Shipping MethodNameEstimated DeliveryPriceNo shipping optionsApply Custom wishlist OKAdd to wishlistAdd to compare listEmail a friend1:Heavy-duty casting easily supports popular oversized helm seats. A rigid mount and wider seat interface create ultimate pedestal robustness. Improved slider motion facilitates easy fore and aft movement. Dampening gas spring on the 278 Air System absorbs impact.For Use With 2-7/8 Inch Diameter PostsShort Handle3 Degree Tilt AngleAluminumABYC Code - AOWith SliderBulk PackagingHeavy-duty casting easily supports popular oversized helm seats. A rigid mount and wider seat interface create ultimate pedestal robustness. Improved slider motion facilitates easy fore and aft movement. Dampening gas spring on the 278 Air