Features:Crafted from high grade 316 stainless steel for enhancing its strength and durability. Surface with mirror polishing finish, strong corrosion resistance in the saltwater environment. Standard marine antenna threads, direct fit in. Dual-axis heavy duty ratchet mount, adapts easily to deck or side mounting on slanted or level surfaces. Trustworthy quality guarantee, stable characteristics and high reliability. Specifications:Condition: 100% NewMaterial: 316 Stainless SteelColor: SilverBase Size: 64 * 92mm / 2.5 * 3.6inUpright Height from Base to Thread: 11.5cm / 4.5inScrew Hole Inner Diameter: 6mm / 0.23inPackage Weight: approx.562gPackage List:1 * Marine Antenna Base MountNote:Please allow 0.2 inch error due to manual measurement, thanks for your understanding. 1Crafted from high grade 316 stainless steel for enhancing its strength and durability 2Surface with mirror polishing finish, strong corrosion resistance in the saltwater environment 3Standard marine antenna threads, direct fit in 4Dual axis heavy duty ratchet mount, adapts easily to deck or side mounting on slanted or level surfaces 5Trustworthy quality guarantee, stable characteristics and high reliability