Expand your in-vehicle setup by mounting a smartphone, backup camera monitor, or full-sized tablet directly to your existing seat bolt pole with the Lido Universal Clamp Mount with Adjustable Tablet & Phone Holder. Designed for effortless hands-free operation, this heavy-duty clamp attaches securely to round shafts and rails to keep your essential navigation and display screens positioned right where you need them. Key Features: Wide Device Expansion (4" to 12.9"): Universal spring-loaded holder expands from 4 inches up to 12.9 inches, accommodating smartphones (even in thick protective cases), backup camera monitors, small tablets, and full-size iPads or Android tablets. Heavy-Duty Shaft & Rail Clamp: Attaches firmly to any Lido seat bolt mounting pole, gooseneck rod, or vehicle rail up to 1.4 inches in diameter. Adjustable Bottom Support Feet: Customizable support feet slide along the base to stabilize wider devices and provide unobstructed access for charging cables and power cords. Optimal Line-of-Sight Positioning: Elevates secondary screens clear of floor consoles and controls, allowing drivers to stay connected and focused on the road. Please Note: Package includes the pole clamp mount and universal expanding device holder. Seat bolt mounts, rails, tablets, smartphones, and cables shown in photos are for setup illustration only and are not included.