Feature:1. Universal Compatibility: Car suction cup base is compatible with vehicle windshields, dashboards, and other smoothing surfaces. Perfectly compatible with 1in, B size, 25mm arm systems. Perfectly matched for Arkon, for iBolt, and more.2. Easy Installation: Cup windshield mount base can provide quick installation in just two steps, the special vacuum discharge allows more gas to be expelled for greater suction, can carry up to 4.4 pounds.3. Easy Removal: Suction cup base is more sturdy than other suction cup bases at rest, ensuring reliability even on the roughest roads. When removed, there are no residue or damage to the mounting surfaces.4. Excellent Stability: Suction cup base made of nylon and rubber materials, ensuring no melting deformation at 140F (60C) and no shrinkage deformation at 4F (20C), which can be used for a long time.5. Various Applications: Dashboard windshield mount base suitable for electronic devices, phones, industrial displays, motorcycles, cars, construction machinery, tractors, agricultural machinery, forklifts.Specification:Item Type: Suction Cup Base with 1 Inch BallMaterial: Nylon, RubberCompatibility: for Arkon, for iBolt, etc. .Package List:1 x Car Suction Cup Base1 x User Manual