Today my dad cut down my Buff tube 4" and I took my Specialized BMX bike apart and we bolted the bars on in about 15 mins. They work so good and the whips and spins are way easier. The backflip is so stable, I can believe I didn't do this sooner. Kota
http://www.youtube.com/watch?v=krMZ0arlnDw
http://www.youtube.com/watch?v=krMZ0arlnDw