MCS-942497 - - Small Phone X-Grip holder - For phones 1.875" (47.6mm) to 3.25" (82.6mm) wide and max .875" (22.2mm) deep - Small X-Grip phone mount - Medium-sized socket arm 3" (76mm) ball to ball - ''U-bolt'' base that will clamp to 1/2" (12.7mm) to 1.25" (31.8mm)