RAM X-Grip iPhone 6S Plus 5.5 Holder with Double Socket Arm and Flex Adhesive Mount RAP-B-378-UN7U (sku 32330)RAM X Grip iPhone 6S Plus 5. 5 Holder with Double Socket Arm and Flex Adhesive Mount. RAP B 378 UN7U The X Grip is a spring loaded holder which allows for a perfect fit to the phone. Rubber coated tips will hold the device firm and stable. Constructed from high strength composite and stainless steel. Holder Dimensions: Minimum width 47. 6mm Maximum width 82. 5mm Depth 22. 2mm. Using an adhesive disk allows the mount to be positioned practically