ndustry to have a gear HUB. I would even suck it up and use grip shift. 3- i think the weight penalty of 18 gears will hinder any kind of market value. make it 1/2 the gears, 1/2 the weight, and there is a product that will be enticing to almost every single gravity rider on the planet. it will still be heavier, but it will be close enough for most guys to make the jump. bikes are so light these days i