Check the listing for details. 7x7x3.5mm Aluminum Heatsink Electronics Cooler for MOS IC Chip Silver 12 Pcs. Color: Silver, Condition: New. Listed at 7.89 USD. Note:This heatsink come without any thermal tape or adhesive tape.Feature:With smooth surface. It only takes seconds to install, easy to install. Application:Aluminum heatsink can be applied on 3D printers, IC chip, MOS, GPU, electronic chipset, heat dissipation or anywhere you need an efficient heatsink. Specification:Color: Silver ToneMaterial: Aluminum AlloyOverall Size: 7 x 7 x 3.5 mm / 0.28 x 0.28 x 0.14 inch (L*W*H) Package Content:12 x Heatsink.