Premium Miner Fan Shroud Upgraded thicker Base to limit the chances of warping with recessed mounting holes. This is for a 1 Pack. Thicker Round Fan Duct for 4 in duct or Vent. Square flat is for a 120 mm fan mount. 1.95 inches tall. 6-32 Clearance holes For mounting that are recessed into the thick base. Original hardware will be long enough in most cases Keep your Hardware cool by directing cool air in and hot air out. Never vent multiple miners by combining them into a 4in duct always use a larger duct to help minimize failures. 3d Printed PLA+ Send an offer to get a total with combined shipping for multiples. Message me for Bulk order Prices. Shipped with USPS First Class Package. condition: new brand: Unbranded msrp: 0.0 category: Coins & Paper Money > Virtual Currency > Miners