Specification AudioDriverSize : 6.5 inches Brand : Dayton Audio BulletPoint1 : Steel construction for strength and durability BulletPoint2 : Increases a speaker's footprint to create a more stable base BulletPoint3 : Coupling loudspeakers to a floor can improve clarity, imaging, and bass response. BulletPoint4 : Individual outriggers can be installed many ways to get the look you desire BulletPoint5 : ✅WIDE APPLICABLE The speaker spikes is suitable for HiFi speaker, speaker frame, amplifier, CD DVD player, turntable recorder, Chassis, Instrument, etc. BulletPoint6 : 【Includes】4 feet for one Speaker Isolation feet. (2 sets are required for a pair of speakers.) Color : Black CompatibleDevices : Television, Projector, Desktop, Laptop ConnectivityTechnology : Wired ControllerType : Button ControlMethod : touch ExternallyAssignedProductIdentifier : 8334151458031 ExternallyAssignedProductIdentifier1 : 848791006142 ExternallyAssignedProductIdentifier2 : 0848791006142 FitType : Universal Fit IncludedComponents : 4 black powder coated steel outriggers, 4 spikes, and 12 mounting screws IsWaterproof : FALSE ItemName : Dayton Audio OA-4 Outrigger Speaker Spike Set with Steel Base 4 Pcs ItemPackageDimensions_Height : 16.9926 centimeters ItemPackageDimensions_Length : 3.81 centimeters ItemPackageDimensions_Width : 4.0894 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : speaker-feet-and-spikes LoadCapacity : 100 pound Manufacturer : Dayton Audio Material : Steel MaximumHeight : 3.75 inches ModelName : OA-4 ModelNumber : OA-4 MountingType : Tabletop Mount NumberOfBoxes : 1 NumberOfItems : 4 PartNumber : OA-4 ProductDescription : Specification: Features: 1. Adopts pure copper plating process for better results. 2. High-grade plating , beautiful and shiny, not easy to scratch. 3. Suitable for shock absorption of HIFI speakers or speaker stands. 4. It can be used for the base of speaker or speaker stand, avoid mixing sounds and get pure sound effect. 5. Can export the vibration of the equipment itself. Specification: Item Type: Speaker Foot Spike Material: Copper Coating: Plating Color: As Pictures ShowThread specification: M8 Item Size: 7.5 * 1.2cm / 3.0 * 0.5inch Package Weight: Approx. 222g Package List: 4 * Speaker Base Pad 4 * Foot Pin