VTUVIA SF20H Color:Black It comes with a 1

It comes with a 1 to 3 cable for display

Wide voltage range (12-60V)

tighten in place with included hex key

Contains Fluoro Polymers & Boron Nitrides for efficiency

Inner and outer plate chamfering is designed to engage with chainrings and cassettes quickly and provide smooth shifting

VTUVIA SF20H Color:Black It comes with a 1Ebike System & Drivetrain Class 2 E Bike Motor 48V 750WPEAK 1200W Rear Brushless Motor Speed Class 2 Sensor Cadence Sensor Torque 85 Nm Battery 48V 14AH (672Wh), LG Lithium Ion Battery, UL2271 Controller 48V 25A Pedal assist 3 Modes x 5 Levels Throttle Thumb Throttle Display 3. 5"Full Color,High Brightness,Adjustable Angle Charger 54. 6V 2A Charging time About 7 Hours Shift lever Shimano TX50 7 Speed Rear derailleur Shimano TY300D 7 Speed Cassette