Surly Ultra New Disc Front Hub - QR x 100mm 6-Bolt Black 32h CheckoutSpec= H2086

Surly Ultra New Disc Front Hub - QR x 100mm 6-Bolt Black 32h CheckoutSpec= H2086Surly Ultra New Disc Front Hub QR x 100mm 6 Bolt Black 32h. Surly Ultra New Disc Front Hubs. 6061 T6 forged hub shell (same as the Surly New); 6901 bearings Axle is quick release and bolt on compatible Stainless 6mm bolts are included; quick release skewer is NOT included 4130 CroMoly axle and stainless cones; agressive knurling on cones and bolt caps for reduced slippage New axle cone system uses uses a specific shouldered axle that allows the hubs

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Defined Color Black Skewer Included Yes Spoke Interface J-Bend Rear Axle QR x 135mm Rear Axle 12mm Thru x 142mm Color Black Flange Diameter Right 60 Flange Diameter Left 58 Weight 275 Hub Drilling 32 Bearing Type Sealed Cartridge Hub/Brake Compatibility 6-Bolt Disc Cassette Body Type SRAM XD 11/12 Speed Cassette Body Type SRAM XDR Center to Flange Right 20

Rear Axle Type 12mm Thru x 142mm Rear Axle Type 12mm Thru x 148mm Rear Hub Spacing (mm) 142 Rear Hub Spacing (mm) 148

}TRP-33 Disc Brake Rotor - 160mm 6-Bolt 1

That said these wheels are also quite capable on the oval

Even on extremely steep technically challenging ascents the Fat Albert Rear Tire was designed for maximum propulsion

This gravity oriented 4-piston brake borrows features from Magura's motor sports line to provide maximum stopping power at low weight

Front Axle Type 12mm Thru x 100mm Front Axle Type 15mm Thru x 100mm

}Magura QM12 Adaptor for 160mm Rotor on Rear IS Mounts or 180mm Rotor on Front IS Mounts

}SRAM 900 Front Hub - 15 x 110mm Boost 6-Bolt Black

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}SRAM X-Sync Chainring 40T 110mm Asymmetric BCD Black