Garelick Detachable Stanchion Plate 75056-GSThe Garelick Detachable Stanchion Plate mounts to the deck surface for base attachment.Features:Allows base and seat to be removed9.25″ diameter machined anodized aluminumAdapts to all models, simply enlarge 6 base holes to 7/16″ diameterAdds reinforced safety and comfort to pedestal installationsIncludes:Plate3 Stainless cap screwsAllen wrenchInstructions