Sram x01x1 x sync narrow wide chainringhave you always wanted to swathe your beloved machine in srams incredible xx1 1x11 drivetrain technology but your wallet tells you otherwise youre in for a treatwith srams recent release of their highly anticipated x0 1x11 drivetrain line you can grace your bike with the benefits of single ring living without the sheer xx price tag just because you sport a single ring upfront doesnt mean you are permanently stuck with only one ring to choose from