I used to have 26 typhoon,now I have 06 pitbull,so what do you think I would answer? It´s just unusual to use light and not very strong parts on such heavy duty frame.I know it´s nice to save few grams,but BB is prolly one of the most crucial areas just like handlebars so I personally wouldn´t try to save too much weight on those parts.BTW,really looking forward to se this fully build