http://www.angelfire.com/ny5/s.....grunt.html
More homemade equipment:
http://www.geocities.com/fightraining/
Even more homemade ideas
http://home.comcast.net/~joandbryce/makestuff.html
Medicine ball:
http://www.leanandhungryfitnes.....t_id.23449
More detailed Medicine Ball Info:
http://www.mikesgym.org/articl.....LAMMER.pdf
Sandbag construction:
http://www.rosstraining.com/sa.....ionkit.pdf
Great equipment site:
http://geocities.com/briangl2002/index.htm
Homemade Timer:
http://www.speedbagforum.com/timer.html
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części nie rozumiem.. ale polecam PIERWSZY od góry!!