Shimano Dura Ace CS-R9100 Cassette - 11 Speed 11-25t Silver/Gray MFG Part Number-B903R TIGx710 DULL Rim Width (Internal) 31 Defined

Rim Width (Internal) 31 Defined Color Black Wheel Size 27

Extreme Gradual taper technology (XGT) spreads the load out over a greater area of the bar to minimize breaks and bends Rise 20 Material Aluminum Back Sweep (deg) 8

chunky trails

Road in the box: 2 threaded cups

The Boulder Cycle Sport Colorado custom Panache LONG SLEEVE PRO Winter Weight Jersey is engineered for speed

Shimano Dura Ace CS-R9100 Cassette - 11 Speed 11-25t Silver/Gray MFG Part Number-B903R TIGx710 DULL Rim Width (Internal) 31 DefinedShimano Dura Ace CS R9100 11 Speed CassettesCFRP alloy spider arms and 5 titanium sprockets offer weight savings Range 11 25 Cogs 11 12 13 14 15 16 17 19 21 23 25 Cassette Body Type Shimano HG 11 12 Speed Road Drivetrain Speeds 11 Color Silver Gray Defined Color Silver