Whether it's the weekly group ride or the 'A' race of your season, don't let a dropped chain leave you panicked, greasy, and desperately chasing.
The new ARg offers 25 grams of vital insurance for every 1x all-road or gravel bike. It boasts a streamlined alloy upper guide with 8mm of chainline adjustment and a nitrile rubber o-ring to eliminate noise. With its compact design, the ARg is so lightweight and quiet that you'll barely even notice it's there.
Specifications
Chainring Range: Typically 38-54T, but can vary based on braze-on location. Oval rings reduce range by approximately 2 teeth (36-52T in most cases)
Mounting Options: Braze-on FD 
Drivetrain Compatibility: 43-51mm chainlines, covering all modern gravel and road 1x systems. 
Weight: 24g