? Suitable for other 1" ball device mounts, such as bike phone mounts, motorcycle phone holders, action camera mounts, navigation mounts, marine electronic mounts, etc. ? Compatible with RAM Mounts & BRCOVAN any B size 1'' ball components, including mounting bases and device holders. ? With an overall length 2.36''. ? Designed with anti-theft special screw, and the package come with a special wrench to adjust this special screw. This design prevents the device attached to the dual socket arm from being easily removed. Provides extra security for your device. ? The anti-theft 1'' ball double socket arm made of 6061-T6 aluminum alloy material with CNC machining and iii grade hard anodized surface for durability and reliability in the most demanding environments.