Chromag Sequence Revolution Bikes October 9, 2016 Chromag Chain Rings Chromag Sequence The Sequence chainring uses the official X-SYNC technology licensed from SRAM for unmatched chain retention. Chromag is the only mtb company officially authorized to produce chainrings with the X-SYNC technology. So now, no matter what kind of mountain bike you have, you can have the peace of mind that your chain will stay put, and you can give your bike a little extra flair with the timeless Chromag styling. Features: Official SRAM X-SYNC technology. Complies with SRAM warranty standards for compatibility with all SRAM X-SYNC drivetrain. Chamfered mud-clearing recesses at the base of the teeth provide the best possible performance in muddy conditions. CNC Machined from 7075T6 aluminum for the best durability. Available for 104, 94, 74 BCD crank spider patterns and Sram, RaceFace direct mount options. For more information please contact your local dealer. Or us directly from our contact page.