25.4mm to 17mm Composite Extension Ball Adapter for Dual Ball Socket Mounting Brackets

and high quality.This 25.4mm to 17mm Dual Ball Mount arm is made out of a sturdy material and is compatible with all industry standard 1inch mounting arms.With the dual ball adjustments, this mount allows you to have the flexibility of rotating your device 360 degrees. 1inch mounting pattern for - GPS, Phone holders, or any other 1inch mounting pattern device.colour:BlackMaterial:nylonPackage Contents:1 x Ball Head AdapterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.