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Speed, style and affordability make the Pure Cycles Original Series bike the perfect storm, whether you're starting out, getting back on the saddle or just want to try riding a fixed-gear bike.

  • Features

    • Lightweight and fast single-speed bicycle with deep-dish 40mm wheels
    • Flip-flop rear wheel hub allows changing from single-speed to fixed gear with ease
    • High-tensile, fully TIG-welded (tungsten inert gas) steel frame is comfortable and built to last
    • Fast and grippy 700x28 Pure Cycles x WTB Thickslick tires
    • Standard with front and rear brakes, as well as rack and fender mounts
    • 47cm fits riders 5'2"–5'5".; 50cm fits riders 5'4"–5'8"; 54cm fits riders 5'7"–5'11"; 58cm fits riders 5'10"–6'; 61cm fits riders 6'–6'2"
    • Specs and images are subject to change


    Free Adjustment Period:
    New bikes go through a normal break-in period, after which they should be readjusted. All bicycles sold at REI include free adjustments for one year after purchase date—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation and chain lubrication. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.
    View all Pure Cycles Hybrid Bikes
  • Technical Specs

    Best Use

    Urban Cycling

    Bike Frame Material



    High-tensile steel



    Bike Suspension

    No Suspension


    High-tensile steel


    Alloy 3pc arms, 44t

    Bottom Bracket

    Sealed cartridge square taper 68mm/110.5mm

    Rear Cogs

    16t freewheel/15t fixed cog

    Number of Gears


    Brake Type

    Rim Brake


    Alloy dual pivot

    Brake Levers

    Hinged alloy lever


    Pure Cycles 40mm Deep-dish 32-Hole Rims

    Front Hub

    Alloy front hub

    Rear Hub

    Alloy flip-flop rear hub

    Wheel Size



    700 x 28C WTB Thickslick x Pure Cycles

    Tire Width

    28 millimeters

    Handlebar Shape

    Riser Bar


    Pure Cycles Alloy 30mm Riser Bar


    Pure Cycles Alloy

    Seat Post

    Micro adjust alloy, 25.4 x 300mm


    Pure Cycles Drome


    Nylon slim pedal 9/16"


    1 1/8" alloy threadless


    KMC Z-410

    Bike Weight

    Bike weight is based on median size, as sold, or the average of two median sizes.



  • Size Chart

    47 CM 50 CM 54 CM 58 CM 61 CM
    Height Range 5'2" - 5'5" 5'4" - 5'8" 5'7" - 5'11" 5'10" - 6'0" 6'0" - 6'2"
    Stack 470 500 540 580 610
    Effective Top Tube 525 530 550 580 600
    Seat Tube Center-Top 470 500 540 580 610
    Standover Height 711 (28") 737 (29") 770 (30") 813 (32") 838 (33")
    Head Tube Length 90 90 90 125 145
    Head Tube Angle (degrees) 72 72.5 73 73.5 74
    Seat Tube Angle (degrees) 74.5 74 73.5 73 72.5
    Bottom Bracket Height 70 70 70 68 68
    Wheelbase 981 985 992 1013 1022
    Chainstay 417 417 417 417 417
    Fork Offset 45 45 45 45 45

    Sizing Notes

    Measurements are stated in millimeters unless otherwise indicated.

    The Pure Cycles Original Series is set up with a Relaxed Geometry. With a Relaxed Geometry, the average rider's back will be at 60°. You'll only be leaned slightly forward for maximum comfort on long rides.

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