Thank you very much for viewing. Burton Binding malavita Genuine parts base plate Left and right set, size M Color: Gray You can use it without any problems with attaching and detaching. Since it is used, please understand that there may be some minor scratches, scuffs, stains, rust, discoloration, and deterioration. Please check the photos for your reference, and if you are concerned about the condition, please refrain from purchasing. Thank you for your consideration. How about upgrading? Also, it might be good to change from EST to a normal type. Thank you for your consideration.