The RAMX-Grip Large Phone Mount with Vibe-Safe and Fork Stem Base from RAM MOUNTS is a robust solution for motorcycle users who need a secure mount for their smartphones. This RAM MOUNT holder is a combination of the RAM X-Grip phone mount that utilizes a spring-loaded X design for a tight fit, a Motorcycle Fork Stem Base to mount to your vehicle, and a Vibe-Safe accessory that dampens vibrations to keep your phone safe from bumpy roads. Pre-assembled is a device tether ideal for outdoor applications, and the holder will work with any phone between 1.75 and 4.5' in width, up to 0.875' in depth, and under 2 lb in weight. Its Aluminum and high-strength composite makes for a durable construction that better protects your device and the holder itself.