Quarq DUB Crank Arm Assembly - 167.5mm 8-Bolt Direct Mount DUB Spindle Interface Natural Carbon D2 ModelNumber=32819 } Replacement inserts for SRAM

} Replacement inserts for SRAM S-900 Direct Mount calipers

}Surly Disc Trucker Bike - 26" Steel Hi-Viz Black 50cm

ISO Diameter 451/ 20 x 1-1/8" 20 x 1-1/8" ISO Width (mm) 28 ISO Width (mm) 29 ISO Width (mm) 30 ISO Width (mm) 31 ISO Width (mm) 32 ISO Width (mm) 33 ISO Width (mm) 34 Labeled Size 20 x 1 1/8 - 1 3/8 Shaft Type Smooth Tube Compound Thermoplastic Elastomer Valve Presta Med 41-55mm Weight 39

Top it off with a super soft top sheet to reduce friction and you're left with all-day comfort

Tubular CroMoly rack stainless steel and aluminum hardware

Quarq DUB Crank Arm Assembly - 167.5mm 8-Bolt Direct Mount DUB Spindle Interface Natural Carbon D2 ModelNumber=32819 } Replacement inserts for SRAMQuarq DUB Crank Arm Assembly 167. 5mm 8 Bolt Direct Mount DUB Spindle Interface Natural Carbon D2. Pairing the durable and smooth DUB bottom bracket platform with hollow carbon Exogram arms the Quarq DUB crankarm assembly is light strong and elegant. Simplified part choices quality materials and a broader compatibility for bottom brackets and chainrings brings power on every ride. Only compatible with Quarq DZero DUB and DFour DUB power meter spiders