Used about 5 times, but I'm selling it because I don't think I'll use it. I used it with 2 flips, so I removed one ring. I have the screws, so I think it's possible to reattach it. RGBlue Flip Adapter RGB-FA01 Underwater Light Parts Accessory This is an all-metal machined body 3-flip adapter that allows for instant switching of beam attachments, condensing lenses, filters, snoot kits, etc. from the SYSTEM series. ・Flip part is M49 size screw-in type ・90-degree interval click function Thank you for viewing.