T-MOTOR 9x3 Gloss Black Carbon Fiber Props for DJI Phantom Upgrade (1 pair) Specs: 2-piece set (1 cw and 1 ccw). Weight: 5. 5g each (compare to phantom stock plastic props at 6. 1g each); lower weight means less inertia for faster control response and higher efficieny. Diameter: 9 inches (larger diameter means more, higher efficiency thrust, for loads like gimbals or larger batteries). Balance: 100% factory balanced. Compatibility: dji 2212 and t-motor mn2214, plus included adaptors for mn2216 and other motors with 5mm prop adapters.