Usage Tips:COMPATIBILITY: 2207003 Compatible with for Ca-nnon 3991913 downrigger mounts, ensuring secure attachment and reliable performance. SWIVEL FUNCTION: Features 360-degree rotation, with 16 locking points spaced every 22.5º capability allowing optimal positioning and adjustment of your downrigger. Replacement part number: 2207003 DURABLE CONSTRUCTION: Built with heavy-duty materials to withstand marine conditions and provide stable mounting support. MOUNTING DIMENSIONS: Low-profile design offers compact installation while maintaining sturdy base support for downrigger equipment. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:As Shown Material:Metal Package Contents: 2 * Low-Profile Swivel Mounting Base kit Only the above package content, other products are not included. Note: Light reflection 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.