We’ve developed in-house a 1x12 All-Road drivetrain to power your machines. The right lever shifts the 12 speed rear derailleur and the left lever is simply a brake. What’s included: Choose From: Left brake lever, right shift/brake lever, 2 road brake cables Drivetrain speeds: 1x12 speed Up/down shift: 3 with full sweep, 1 down Reach adjustable: Yes Pull Compatibility : State Bicycle Co. All-Road Bikes 12sp, Sensah SRX 1x12, Weight : 428g for the pair RISK-FREE PURCHASE - State Bicycle Co. offers FREE EXCHANGES* -If this item doesn't work out, we'll send you a return label and exchange for free!