Cateye Rapid X3 Bike Taillight - Red Brand_Profile Design the SHIMANO CLARIS derailleur is

the SHIMANO CLARIS derailleur is compatible with 8-speed road drivetrains

HFR+ (High Fatigue Resistance) 6061-T6 heat treated alloy

28T steel ring

the rubber-padded bike frame cradles rotate 360 degrees and

Cateye Rapid X3 Bike Taillight - Red Brand_Profile Design the SHIMANO CLARIS derailleur is[TL LD720 R] Doubling the brightness of our popular X2, the Rapid X3 easily mounts to almost any application, including round and aero seatposts, seatstays, handlebars, forks and headtubes. COB LED (150 lm) Mounts securely to seatpost or seatstay with the rubber band (12 32mm) Lithium ion rechargeable battery USB rechargeable (Micro USB cable included) Low battery indicator 6 modes for each LED * Charging time: 3h Mode memory function Battery Auto