Alcatel One Touch POP ICON Universal Bicycle Phone Holder for Smartphones (Up to 4 Inches Wide) Easy release grip button to accommodate devices up to 4 inches wide Phone holder arm easily snaps into the cradle Cradle with 360 degree rotation capability and turn-lock knob secures its position and provides flexibilit Heavy duty handlebar grip has turn-lock knob to ensure a tight fit Simple foldable cradle leg