All made of aluminum alloy material, sturdy and durable, can maintain stability in harsh environments, and will not age and fracture like plastic products after prolonged use. The 1'' (25mm) ball Compatible with RAM mounts and other all industry standard 1'' B size adapters and Double Socket Arms. The 17mm ball used on Garmin GPS and other devices with a 17mm mounting pattern such as phone holder or tablet holder. See more

If any components are damaged or you are not satisfied with this product, please feel free to contact us and you will receive a 100% full refund or replacement. What you see is what you get - we promise that all photos and videos are real product photos, so you can feel the real texture and get the product in the advertisement. The 1'' (25mm) ball Compatible with RAM mounts and other all industry standard 1'' B size adapters and Double Socket Arms. The 17mm ball used on Garmin GPS and other devices with a 17mm mounting pattern such as phone holder or tablet holder. All made of aluminum alloy material, sturdy and durable, can maintain stability in harsh environments, and will not age and fracture like plastic products after prolonged use.