The surfboard system has a more simplified and enhanced and a red spring system that makes it one of the most unique surfboard devices.We removed the consumable parts of the system, red spring system , and strengthened the basic parts to lighter, more durable, and improved aesthetics.The new system is now unified on own skateboard to more stable without sacrificing the -known surfing process, making your surfing experience richer.The color of the is random and cannot be Configure integrated bracketBuilt-in red springRecommended for skateboarders over 50kgMaterial:Aluminum alloycolour:BlackPackage Contents:1 x bracket1 x 6.25inch Auxiliary bracket4 x 12mm Gasket1 Set x screwOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.