Lezyne KTV Drive+ KTV Drive Headlight Taillight Set ModelNumber=MSUPERN20 Brake Caliper Type Flat Mount Brake Caliper Type Flat Mount Brake Lever Actuation Hydraulic Brake Position Front or Rear Color Iridescent Gray Defined Color Gray Hydraulic Fluid Type DOT Hydraulic Hose Length Not included Pad Compound Organic Rotor Included No }Rockshox Reverb AXS 600 hour 2 year Dropper Seatpost Service Kit with IFP Requires Oil Height and IFP Depth Tools Rear Max 40 lumens 16 hour runtime in Femto mode With a maximum output of 40 lumens an impressive 45 hour runtime in Femto mode and six different output modes including Daytime Flash this rear light provides reliable illumination