1、Titanium alloy steel shaft with screw lock shaft and EZO special designed bearing are stable, smooth, low-noise and convenient in use. 2、Using high temperature resistant silver wire with high temperature resistance up to 240 °, increased by 33%. 3、Tooth groove has the anti-skid design, effectively prevent propeller from skidding. 4、Ultralight design, no additional burden to your RC model toy and no influence to flight. 5、Comes with screws accessories, easy and convenient to install. Features: 1. Titanium alloy steel shaft with screw lock shaft and EZO special designed bearing are stable, smooth, low-noise and convenient in use. 2. Using high temperature resistant silver wire with high temperature resistance up to 240 °, increased by 33%. 3. Tooth groove has the anti-skid design, effectively prevent propeller from skidding. 4. Ultralight design, no additional burden to your RC model toy and no influence to flight. 5. Comes with screws accessories, easy and convenient to install. 6. Quality material and high performance, wonderful spare parts for RC FPV racing drone. Specification: Condition: 100% Brand New Material: Metal Brand: T-MOTOR KV: 2700KV Groove Level: 12N14P Size: Approx. 27.9 * 27.9 * 33.5mm/1.1 * 1.1 * 1.3in Shaft Diameter: Approx. 4mm/0.2in Silicone Wire: 20#AWG, 150mm Motor Weight with Cable: Approx. 34.9g Package Weight: Approx. 67g Rated Working Voltage (Lipo): 3-4S Max. Current (180s): 56A Max. Power: 839W Max. Pull of Single Axle: 1.8KG+ #Test Data Accelerator: 100% Voltage: 14.67V Pair with T5143-S blade propeller Current: 51.4A Rotate Speed: 29957RPM Power: 754.06W Force Effect: 2.00g/W motor temperature 96 ℃ (environment temperature 20 ℃) for 1 minute full throttle Package List: 1 * Motor 3 * Paperboard 6 * Screws Accessory 1 * Nut