ROCKBROS Intelligent Rechargeable Bike Rear Light 60 Lumen 4 Modes IP65 Waterproof with Auto Power On Chains 331 g for size 42

331 g for size 42 (pair)

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There is also a position for tail light

9 speed Rear derailleur: SHIMANO M370 9 speed Brakes: Zoom Cassette: R42-9 11-32T 9S CP Crankset: 53T*170 9S Chain: KMC Z99/GY/BR/118 L/PPO Pedals: Wellgo foldable Wheels: KABON

remove reflected light and stray light

ROCKBROS Intelligent Rechargeable Bike Rear Light 60 Lumen 4 Modes IP65 Waterproof with Auto Power On Chains 331 g for size 42Brand: RockBros Color: Black Material: CNC aluminum alloy + plastics Power: Battery< span> Mounting type: seat mounting Parts location: Back International protection class: IP65 SENSITIVE TO VIBRATIONS AND BRAKES: Whether it is day or night, after the brakes are detected, the MTB taillight will automatically reach its maximum brightness to Warn bicycles, pedestrians and vehicles behind you. By the way: At night, in the breath flash or flashing mode,