Treaded - Treaded wheels come with tiny grooves on the riding surface that wear away quickly

Critically Taped Seams

Wide core design with a deep valley-shaped cross section for efficient urethane damping and crisp handling

If you feel too much power or are ever unsure all you have to do is let go of the bar and the kite will land on one line

was a departure from the traditional VCJ look

Spitfire Formula Four Conical 101a Wheels - 53mm, 54mm, 56mm Size:54mm Treaded - Treaded wheels comeSpitfire Formula Four Conical 101a Wheels are the newest wheel by Spitfire. Tested by Spitfire Team riders, Formula Four Performance Urethane lasted longer, withstood more abuse and performed superior to all other wheels. Spitfire Formula Four Urethane was developed to combine all the desired properties of a performance wheel without sacrificing any one attribute at the expense of another. Formula Four's True lasting Performance Urethane comes not