[Material] Made of aluminum alloy with anodizing surface,corrosion proof and durable. [Specification] Heatsink Size: 70x22x3mm/2.76x0.87x0.12inch, Heatsink Structure: Slotted, Color: Red. [Good performance] Aluminum heatsink can acheive dual heat dissipation with silicone heatsink. [Application] Aluminum Heatsinks Cooling Fit for M.2 2280 SSD, SM951, SM961, 950PRO, XP941, etc. [Special Design] The groove design of heatsink greatly increases the heat dissipation area and ensures the stable operation of the hard disk.