Cooler Master N300 ATX Mid Tower Case (NSE-300-KKN2) - PCPartPicker
Cooler Master N300 NSE-300-KKN1 Midnight Black Computer Case - Newegg.com
Cooler Master N300 NSE-300-KWN1 Midnight Black Polymer, mesh front bezel ATX Mid Tower Computer Case Compatible with Standard ATX PS2 (not included) Power Supply Computer Cases - Newegg.com