Tired of rough roads wearing you out so are we and that39s why made the ruby expert the frame is among the lightest that we39ve ever made and it39s been constructed from our superlative fact 10r carbon fibre its stiffness levels are also off the charts and compared to the sl4 iteration of yesteryear you39ll experience a whole new faster and more efficient geometry through some engineering sorcery however we39ve managed to keep the same fit feel and position that we39ve all