Thank you for viewing! [Bulk Purchase Welcome] We offer a discount of 200 yen for each additional item from the second item onwards. We have stock available, so if you would like to purchase multiple items, please let us know in the comments. This product is for installing your speakers, surveillance cameras, or projectors on ceiling duct rails and lighting rails. By attaching it to devices with a 1/4 inch screw hole (tripod screw hole) (within 2kg), you can easily install it without tools. It is a long type with a total length of approximately 140mm, and has a ball at the tip. You can adjust the angle 360 degrees by loosening the screw, making it ideal for projector installation. *A separate power plug is required. 〈Product Contents〉 ・Duct rail mounting fixer body × 1 ・Instruction manual ▲Caution▲ A power plug is required to power the device. Please make sure that the connected device has a 1/4 inch screw hole before purchasing. Condition New, unused *If the length is too long, you can also remove the middle shaft part. If you have any questions, please feel free to contact us. We have set a very affordable price. Please consider it. No problem with immediate purchase. #DuctRail #LightingRail #LightingEquipment #Lighting #Interior #DIY #RoomMakeover #CeilingPlug #NewLife #RentalInterior #EasyInstallation #ConvenientGoods #NoElectricalWorkRequired #ProjectorInstallation #ProjectorMount #Mount #CeilingMount #MountBracket #360Degrees #Rotation #AngleAdjustment #1/4InchScrew #CameraScrew #LoadCapacity5kg #Attachment #Holder #MetalFittings #SpeakerInstallation #ProjectorInstallation #SurveillanceCamera #SecurityCamera #Camera #HomeTheater #Audio #SmartHome #Gadget #SpaceUtilization #BOSESOUNDLINKREVOLVE #SONYSRSXB501G #AmazonEcho #AnkerNebulaVegaPortable #XGIMIMOGO #MOGOPRO #Tapo