Specification Brand : uxcell BulletPoint1 : Material: Aluminum; Color: Black BulletPoint2 : Net Weight: 83g BulletPoint3 : Dimension: 25mm x 25mm x 10mm/ 1" x 1" x 0.4"(L*W*T) BulletPoint4 : Package Content: 10 Pcs x Heatsink BulletPoint5 : Product Name: Heatsink CompatibleDevices : Desktop CoolingMethod : Fan ExternallyAssignedProductIdentifier1 : 0601382720274 ExternallyAssignedProductIdentifier2 : 601382720274 ItemName : uxcell 15Pcs 25mm x 25mm x 10mm Aluminum Heatsink for LED Power IC Transistor Black ItemPackageDimensions_Height : 0.59 inches ItemPackageDimensions_Length : 5.51 inches ItemPackageDimensions_Width : 3.94 inches ItemPackageQuantity : 1 ItemTypeKeyword : desktop-computer-heatsinks Manufacturer : uxcell Material : Aluminium MaximumRotationalSpeed : 2500 rpm ModelNumber : US-SA-AJD-323568 MountingType : Panel Mount NumberOfItems : 1 PartNumber : a17033000ux0005 ProductDescription : Description: 25mmx25mmx10mm Aluminum Heat Diffuse Cooling Fin Heatsink. Use heatsink adhesive glue to install heatsink. Glue is not included here. Please check the specification table and make sure that the size of the heatsink fits that of your component.