Twist-Lock Suction Cup Mount w/Universal X-Grip Large Phone/Phablet CradleThe RAM-B-166-UN10U consists of a 3.3″ diameter suction cup twist lock base, STANDARD length double socket arm and universal spring loaded X-Grip cradle for large phones and phablets. The suction cup, twist lock base is designed to have a strong hold on glass and non-porous plastic surfaces, including RAM adhesive disks. Designed into the mount is a 1″ diameter patented rubber ball and socket system with adjustment points at both ends of the socket arm; this with a twist of the arm knob, allows you to move the mount to your optimum viewing position. The spring loaded X-Grip cradle expands and contracts, allowing for a perfect custom fit of your phone or phablet.The X-Grip includes a device tether recommended for outdoor applications. The cradle is compatible with handheld devices that will fit the dimensions listed below. It is important to verify the dimensions of your handheld device with a case/sleeve/skin when determining the overall size.Cradle DimensionsMinimum Width = 1.75″ (Minimum Height = 5.5″)Maximum Width = 4.5″ (Minimum Height = 3.25″)Depth = 0.875″Features:RustproofHigh strength composite and stainless steel constructionSpring loaded cradle expands and contracts for perfect fit of your deviceRubber coated tips will hold device firm and stableSocket technology allows for multiple adjustment angles and articulation of deviceIncludes Tether for open cockpit and extreme environmentsLifetime warrantyMade in U.S.A.Material:Powder Coated Marine Grade Aluminum, Marine Grade Stainless Steel Components & High Strength CompositeBall Size:1″ Rubber Ball “B” SizeNote:The “U” in the part number reflects product packaged in poly bag. RAM highly recommends using the provided Tether for all open cockpit applications while using this product.