ITEM NAME:10PCS 60x30x8mm Aluminum Heatsink Cooling for LED Power Memory Chip Q5K8 10PCS 60x30x8mm Aluminum Heatsink Cooling for LED Power Memory Chip Q5K8 Product Name : Heatsink Material : Aluminium Color : Silver Tone Use Screw to install the heatsink;Screw is not included here. Overall Size : 60 x 30 x 8mm/ 2.4 x 1.2 x 0.31 inch (L x W x H) Weight : 180g Package Content : 10 x Heatsink Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Use Screw to install the heatsink;Screw is not included here. Material : Aluminium.