Excellent Quality: This High-Strength double socket arm is made of aluminum alloy, the surface is treated with hard anodizing, smooth, wear-resistant, durability and reliability, which can guarantee your use for various hard environments. It can hold your bracket tightly and securely | Compatible with RAM Mounts B Size: This double socket arm is compatible with RAM mounts any B size 1" ball adapter, fits for any standard B size 1"/25.4 mm ball adapter, great use for extension to connect to your bike phone holder, motorcycle phone holder,sport camera mount, GPS holder | Adjustable and Rotatable: YIMINGYINUO double socket arm 1 ball allows for near-infinite adjustability mounting bases and 1 ball mount holders; easy to install, easy connection, easy to adjust and compatible with ram ball mount 1" double ball socket arms and 1 inch ball mount adapters | Length of The Socket Arm: YIMINGYINUO 1 ball mount double ball socket short arm total length is 2.36 "(60mm), it can help you hold your gps mounts in a much higher level | Universal Compatibility: This 1 inch ball adapter double ball arm compatible with RAM Mounts 1" Ball components in B size, compatible with other 1" ball device holders, such as phone mounts, action camera holders, navigation gps mounts, etc

High-quality Material: Made of high-quality Stainless Steel and TPU, it is non-slip, water-resistant, and does not rust | CNC MOULDING: CNC precision engraving, precise size, smooth surface, no scratching. It came out with B size 1" TPU ball to 1 inch TPU ball head | Non-slip and Durable: TPU over-molded ball joint are anti-slip and wear-resistant for durability and reliability in most demanding environments | Wide Range of Applications: The 1'' ball mount base compatible with RAM Mounts, compatible with BRCOVAN any B size 1 inch ball double socket arm | Top After Sale Service: If there is any question about the quality or how to use of the product, please contact us imediately, your questions will be answered within twenty-four hours