Feature:This heatsink come with thermal conductivity adhesive ,which can provide good cooling results..Aluminum heatsink can be applied on 3D printers, IC , electronic, , computer's chip component heat dissipation or anywhere you need a efficient heatsink.Specification:Color: BlackMaterial: Aluminum AlloyOverall Size: 11 x 40 x 40 mm / 0.43 x 1.57 x 1.57 inch (L*W*H) Package Content:4 x Heatsink
