SunRace MZ91X 10-50T 12Spd XD Cassette Black Chrome salerack50 Max Lumens: 500

Max Lumens: 500

Now get your favorite indoor workouts outdoors directly on your ELEMNT GPS Bike Computer

Eight World Championship gold medals have been won using the Fatbar

The larger outer structure supports the inner block for additional speed

SunRace MZ91X 10-50T 12Spd XD Cassette Black Chrome salerack50 Max Lumens: 500Sram XD compatible MZ 12 Speed Wide Ratio Cassette for XD Driver Adaptor included Fluid Drive Plus Number of Teeth: 10 50T [WT5] Light Weight Holes Gear Combination: 10 12 14 16 18 21 24 28 32 36 42 50 Spider Material: Aluminum Red Anodized Sprockets On Spider: 7 Sprockets on 2 Spider Carriers Sprocket Material: 1st~10th: Hi Tensile Steel 11th~12th: A7075 Aluminum Anodized Spacer Material: Aluminum Red Anodised Lock Ring: Aluminum Red Anodised Chain