Engineered specifically for the O4 series, this aviation-grade aluminum cooling system achieves dual optimization of lightweight performance and structural protection through its unibody design. Synergizing with Flywoo's lightweight O4 camera housing, the kit delivers a remarkable 3g weight reduction versus comparable solutions, only weight 5.1g while maintaining rugged durability. Support both 20x20mm and 25.5x25.5mm configurations, ensuring universal compatibility across FPV drone setups.