RAM X-Grip Large Phone Mount with RAM Tough-Claw Small Clamp Base (RAM-B-400-C-UN10U) (sku 50928)RAM X Grip Large Phone Mount with RAM Tough Claw Small Clamp Base (RAM B 400 C UN10U) The RAM B 400 C UN10U consists of the Tough Claw rail clamp base, LONG length double socket arm and universal spring loaded X Grip cradle for large phones and phablets. The spring loaded X Grip cradle expands and contracts, allowing for a perfect custom fit of your phone or phablet. Included are easy access grip knobs for quick insertion and release of your handheld