Rustproof High strength composite and stainless steel construction Spring loaded cradle expands and contracts for perfect fit of your device Rubber coated tips will hold device firm and stable Socket technology allows for multiple adjustment angles and articulation of device Includes Tether for open cockpit and extreme environments Lifetime warranty Made in U.S.A. Powder Coated Marine Grade Aluminum, Marine Grade Stainless Steel Components & High Strength Composite 1" Rubber Ball "B" Size Weight 1.1 lbs.