HOBBYWING QUICRUN 3650 G26.5T SENSORED MOTORThe built in Hall sensor non adjustable end bell combined with a high precision and balanced rotor guarantees the user a smooth and linear power on demand. The silicon O ring fitted between the end bell and stator helpsto conduct inner heat to the unique motor case to maximize cooling for extreme cooling conditions. The end bell is easy to be removed for maintenance purposes and for the replacement of common wearing parts such as rotor and sensor