Specification Brand : Hapivida BulletPoint1 : Basic Parameters - Base Diameter: Approx. 65mm / 2.6in. Hole Distance: Approx. 44mm / 1.7in. External Thread: Approx. 25mm / 1in. Height: Approx. 80mm / 3.1in. BulletPoint2 : Exquisite Workmanship - The antenna base is suitable for boat. After fine polishing, the jaw slider is more smooth and beautiful. BulletPoint3 : Reliable Quality - Made of stainless steel 316 material, good workmanship, high hardness, not easy to deform. BulletPoint4 : Professional Manufacturing - Standard processing, easy to install and remove. professional manufacturing and high reliability. BulletPoint5 : Good Service - Please confirm before you place an order. We will do everything possible to solve your problems efficiently. ExternallyAssignedProductIdentifier : 7631390503197 ItemName : Boat Antenna Base, 316 Stainless Steel Adjustable Base Antenna Mount 25mm Thread Head for Boats ItemPackageDimensions_Height : 8 centimeters ItemPackageDimensions_Length : 9 centimeters ItemPackageDimensions_Width : 9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : marine-antennas Manufacturer : Hapivida Material : as described ModelName : Hapividaadyxs6nmcg ModelNumber : Hapividaadyxs6nmcg PartNumber : Hapividaadyxs6nmcg ProductDescription : Item Type: Boat Antenna Base Material: Stainless steel 316 Base Diameter: Approx. 65mm / 2.6in Hole Distance: Approx. 44mm / 1.7in External Thread: Approx. 25mm / 1in Height: Approx. 80mm / 3.1in