1 inch ball mount accessories aluminium alloy suitable for handlebars 0.5 inch to 1.26 inch diameter, handlebar mount ball compatible with RAM mounts ball mount holder and 1 inch ball pan systems compatible with RAM B size 1 inch ball joint components, including double pan arms, GPS brackets, action camera mounts, bicycle and motorcycle phone mounts and other device holders. Our 1 inch ball handlebar mount made of aluminium alloy. The mounting ball is suitable for mounting on the handlebars/rear view mirror handlebars of motorcycles and bicycles or other round rails within the specified dimensions. Compatible with 1 inch ball pan systems. Suitable for RAM mounts/double socket arms as well as digital holders for electronic devices and other mobile phone holders with 1 inch ball pan. 1. Suitable for handlebar diameter: 0.5 to 1.26 inches. 2. Three soft rubber ring inserts diameter: 0.5 inches/0.87 inches/1 inches. 3. Diameter of handlebar mount: 1.26 inches/32 mm (if without rubber ring inserts). 4. Ball head diameter: 1 inch/25.4 mm. 5. Ball Mount Material: Aluminum Alloy 6. Ball Core Material:Aluminum Alloy 7. Ball head adopts TPU overinjection, with anti-slip properties. 8. Ball Mount Production Process:CNC Integral Molding Package includes: 1 x handlebar mount ball, 3 x soft rubber ring inserts. 1 x Allen key.