Originally Posted by Nathan King

In full scale flight, spinners are used to aid in smoothing the airflow around the nose of the aircraft (along with making the aircraft more aesthetically pleasing). As you know, many aircraft features that are necessary for full scale aircraft are not for our models - spinners are one such unnecessary feature in our small models (unless you're a pylon racer). Choose one that looks nice and meets up with the curve of the fuselage properly.