Altus SL-M315 Shift Lever Drivetrain Speeds:7 2 motor: it delivers 43%

2 motor: it delivers 43% more torque (50Nm) and 33% more power (320 Watts) than its predecessor

Spoke Length (front): 700c Right/Left: 283mm/279mm 650b Right/Left: 264mm/260mm

With MicroTune fine-tuning power output levels in real time is at your fingertips

and 44% less forefoot pressure

we designed them to stand on their own

Altus SL-M315 Shift Lever Drivetrain Speeds:7 2 motor: it delivers 43%The Shimano Altus SL M315 Shifter offers light shifting operation, wide compatibility options, and is suitable for internal cable routing. Slim main lever body Numbered gear display is positioned below the handlebar and indicates gear position at a glance Shimano's OPTISLICK cables feature a minimal and uniform electrically coated layer that improves cable routing efficiency and provides excellent corrosion resistance RAPIDFIRE PLUS technology is