Как сделать Гимнастический мостик

↳ For full information Learn how to build your own gymnastics springboard with 6 metal springs. New springboards can cost over $ 500 USD. A homemade springboard will come you much cheaper. BTW, I don’t take any responsibility for this cunstruction. So if you homemade springboard shoots you to the moon, not my fault :) © 2004 to the end of time