Доставка в течение 2–3 недель. Replacement Shaft for SunnySky X3520 Motors. Package contains shaft, washer and retainers. The shaft has a diameter of 5.0mm. Options: V2 - fits X3520 V2 motors, with black aluminum collet. V3 - fits X3520 V3 motors, with blue aluminum collet. The V2 and V3 shafts are identical, with the only difference being the color of the aluminum collet. These two versions are fully interchangeable.