Brand: RAM Mounts Manufacturer's Part Number: RAM-HOL-UN10BU Part Type: Mobile and Media Device Mounting Accessories Product Line: Ram Mounts Universal X-Grip Cradles Summit Racing Part Number: RMI-5571 UPC: 793442940873 Mobile Device Mounting Accessory Type: X-Grip large phone/phablet cradle Ball Diameter (in.): 1.00 Quantity: Sold individually. Notes: Minimum width is 1.75 inches. Minimum height is 3.25 inches. Maximum width is 4.5 inches. Maximum height is 5.5 inches. Depth is 0.875 inches. Ram Mounts Universal X-Grip Cradles Ram Mounts Universal X-Grip cradles feature expandable grip arms for quick insertion and release of your phone or phablet. They connect to the Ram patented ball and socket mounting technology， which allows you to mount your device to a vehicle， motorcycle， wheelchair， bicycle， kayak or anything else. The Ram X-Grip cradle integrates four steel spring-loaded arms and rubber-coated tips to keep your device well exposed， with easy access to any buttons， cords， and camera functionality―even if it has a protective case or sleeve. For open cockpit and more intense environments， Ram X-Grips come with a rubber tether that holds your device in place for added piece of mind.Specs and features of Ram Universal X-Grip cradles include: * 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 * Rustproof to offer long-term use* Socket technology allows for multiple adjustment angles and articulation of device Holder dimensions: * Minimum width 1.75 in. (minimum height: 5.5 in.)* Maximum width 4.5 in. (minimum height: 3.25 in.)* Depth 0.875 in.It's important to verify the dimensions of your handheld device with a case/sleeve/skin to determine overall size for proper fit.