SunRace MZ90 Cassette - 12 Speed 11-50t Black Model-Mezcal III UCI Edition Down proof material

Down proof material

but the fit may be less perfect when crossing brands of boots and overboots

} Double air spring system with independent positive and negative chambers

model Swift 500 LED Cordless Light System + Combo lumens 500/150 run time up to 32 hrs F/up to 28 hrs R color black/red weight 82g/59g

SunRace MZ90 Cassette - 12 Speed 11-50t Black Model-Mezcal III UCI Edition Down proof materialSunRace MZ90 Cassette 12 Speed 11 50t Black. The SunRace MZ 12 Speed Cassette offers a wide ratio design. TECH SPECS Color Black Range 11 50 Cassette Cogs 11 13 15 17 19 21 24 28 32 36 42 50 Cassette Body Type Shimano SRAM 8 9 10 Speed Drivetrain Speeds 12 Weight 586 Defined Color Black