The 1x Drivetrain Hits A Kink In The Chain

I’m not a fan of 1-by drivetrains for mountain bikes (1-by, also called 1x, use a drivetrain with a single chainring matched to a multiple-cog cassette). I understand why the bike companies forced the technology on riders as the best thing since, well, the derailleur. The 1x system eliminates the pesky performance and design issues of a front derailleur (always the drivetrain’s weak link) and the derailleur elimination increases the profit margin (do you remember getting a discount on 1x bikes because a $400 part was removed?). Another benefit (for…