Features 0 Fan cover for extruder equipped with a 3010 cooling fan1 flexible polymer temperature resistant material easy to handle and use and not easy to damage directly put the fan cover on the heat sink a little press to complete the installation no longer need to be as carefully as the printed fan cover worried about the breakdown 2 the inner wall with a card mark can better catch the heat sink the printed fan cover has a large error may be too loose or too tight difficult to install 3 the unique enclosure design close contact with the radiator the wind around the radiator to prevent the heating block heating 4 the fan mouth funnel shaped design the largest gathering strengthen the fans wind to achieve the best heat dissipation Package Included 1 x 3010 Cooling Fan Cover