NiteRider Lumina Boost 1400 Headlight MFPN=87136 The kit features an all-new

The kit features an all-new XT M8250 Di2 wireless rear derailleur thats optimized for impact survivability to make it the choice for both Shimanos top enduro athletes and weight-conscious XC racers alike

Clearance for 700x38c or 650x47c max tire sizes

Reduces aerodynamic drag on the rear derailleur by up to 60%

Tooth Count 40 Ring Position/Type Chain Retaining Single Ring Drivetrain Speeds 12 Chainring BCD 107 Color Gray Defined Color Gray Material Aluminum

Compatible with the SRAM Red Yaw front derailleur

NiteRider Lumina Boost 1400 Headlight MFPN=87136 The kit features an all-newPerfect for road use and gravel off road riding USB C charging port 5 light levels and 3 daylight flash modes Easy to read 8 step fuel gauge Fits up to 35mm bars TECH SPECS Model Lumina Boost 1400 Headlight Lumens 1400 Modes 8 Rechargeable Yes Color Black Weight 193g