1x10 on SRAM X0 (X9, XX)
Keep in mind the SRAM XO, X0 and XX 2x10 cranksets use an ususual 120/80 BCD. I run a 1x10 on my 2012 Giant XTC composite HT and have to run the big ring (120BCD) chainring position as getting something like a widgit 1 by specific chainring/guide to clear the rear stays...