Features: New series motors, suitable for long-Ranges FPV. High-strength steel shaft. High-torque magnetic circuit design. 19mmx19mm base. Available in both 750KV and 900KV configurations to suit your flying style. Specifications: Component:Metal Type:900KV/750KV Model: EM3215 900KV Motor KV:900KV Current: 75A Propeller: 9-10inch Propeller Magnetic: N52H Bearing Type: NMB Configuration: 12N14P Dimension: 38.6mmx30.7mm Shaft Diameter: 5mm Shaft Protruding Length: 17.2mm Mounting Hole Size: 19mmx19mm Input: 25.2V(6S) Screws Included: Round head M3x8 (4PCS) / nut (1PCS) Compatible Models: 9-10inch long Ranges FPV Model: EM3215 750KV Motor KV: 750KV Current: 61A Propeller: 10inch Propeller Magnetic: N52H Bearing Type: NMB Configuration: 12N14P Dimension: 38.6mmx30.7mm Shaft Diameter:5mm Shaft Protruding Length: 17.2mm Mounting Hole Size: 19mmx19mm Input: 25.2V(6S) Screws Included:Round head M3x8 (4PCS) / nut (1PCS) Compatible models: 10inch long-Ranges FPV Note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item. Package includes: 1Pc EM3215 Motor