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    Roll 12012 Specialized
    Recommended
    MSRP
    Where to Buy
    —
    $1

    At

    Category
    		Comfort
    Frame
    		Steel
    		Steel
    Wheels
    		Aluminum
    Wheel Size
    		700c
    		Rim
    Drivetrain
    		Single-speed
    Brand Site

    specialized.com

    Summary
    		The Specialized Roll 1 is a 700c steel frame comfort bike with rim brakes.

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    Insights
    Gear Range

    A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

    Lowest gear

    (climbing)

    21 mph

    Roll 1

    Highest gear

    (descending)

    Geometry
    Specs
    Roll 12012 Specialized
    Frame

    Cr-Mo frame TT/ST/DT, custom track dropouts, custom brake bridge

    Fork

    Globe uni-crown Cr-Mo fork, w/ integrated cast drop outs

    Bottom Bracket

    Cartridge bearing, square spindle w/ crank stop right side, capless bolts

    Headset

    1"" threadless, sealed loose ball bearings

    Stem

    Globe Roll 1"" forged quill-stem

    Handlebar

    Globe Roll, custom alloy riser bar, 50mm rise, 4 degree up, 15 degree back

    Saddle

    Padded Roll saddle

    Seatpost

    Alloy, 2-bolt forged head, 27.2mm, 12.5mm offset

    Type: Rigid

    Pedals

    Alloy cage and body, steel toe clips

    Groupset
    Crank

    Forged Alloy-arm with 42T ring

    Cassette

    Freewheel, 17t

    Chain

    KMC Z-510HX singlespeed

    Brakes

    Front: Caliper brake, Rear: Caliper brake

    Type: Rim

    Brake Levers

    Cold-forged brake lever

    Wheels
    Rims

    700c deep V, 32mm rim depth, machine sidewall, 32h

    Spokes

    2mm (14g) stainless

    Front Hub

    Globe Roll, loose ball, high flange, bolt-on, 32h

    Rear Hub

    Globe Roll, loose ball, high flange flip-flop, bolt-on, 32h

    Tires

    Front: Specialized Espoir Sport w/Flak Jacket protection, 60 TPI, wire bead, 700x23c, Rear: Specialized Espoir Sport w/Flak Jacket protection, 60 TPI, wire bead, 700x23c

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