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    MSRP
    $2,799
    Where to Buy
    $1

    At

    Category
    Race
    Weight
    1.9 lbs (frame)
    6.5
    Frame
    Carbon
    Carbon
    Wheels
    Carbon
    Wheel Size
    700c
    Shimano 105 Hydraulic Disc
    105
    Drivetrain
    2 × 11
    Brand Site

    polygonbikes.com

    Summary
    The Polygon HELIOS A7 is a carbon frame race bike with upper mid-range components and shimano 105 hydraulic disc brakes.

    Ask 99 Spokes

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    Insights
    Ride Feel

    Based on frame geometry and build specs.

    Rider Position
    relaxedaggressive
    Terrain
    smoothrugged
    HELIOS A7
    Other Race bikes
    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)

    41 mph

    HELIOS A7

    Highest gear

    (descending)

    Spec Level

    Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

    Geometry
    Specs
    Frame

    carbon

    BB StandardBB86/BB92, Press Fit

    ColorCobalt Blue

    Fork

    ACX PERFORMANCE UCI APPROVED, TAPER 1-1/8" TO 1-1/2"

    Shock

    -

    Bottom Bracket

    SHIMANO BB-RS500-PB

    Headset

    INTEGRATED (IS) SEALED BEARING FOR OS HEAD TUBE, IS 52/28.6 | IS 52/40

    Stem

    FSA NS SMR, EXT: 90mm (XS, S) / 100mm (M, L) / 110mm (XL), BB: 31.8mm, R/D: 6degree

    Handlebar

    FSA ENERGY COMPACT, W: 400mm (XS, S) / 420mm (M, L) / 440mm (XL), BB: 31.8mm, R/D: 123.2mm, B/R

    Saddle

    ENTITY FLUX2, CR-MO ø 7mm

    Seatpost

    CARBON, AERO 35 x 337mm (XS) / 357mm (S, M, L, XL)

    TypeRigid

    Pedals

    -

    Groupset
    Rear Derailleur

    SHIMANO 105 RD-R7000-SS DIRECT ATTACH

    Crank

    SHIMANO 52/36T, CRANK ARM: 170mm (XXS, XS,S,M) / 172.5mm (L,XL)

    Shifters

    SHIMANO 105 ST-R7020, 2x11-SPEED DCL

    Cassette

    SHIMANO 105 CS-R7000-11 11-30T

    Chain

    SHIMANO CN-HG601-11

    Brakes

    SHIMANO 105 BR-R7070 FLAT

    TypeShimano 105 Hydraulic Disc

    Brake Levers

    SHIMANO 105 ST-R7020

    Wheels
    Rims

    CARBON 622-19 24H FOR TYRE 622-28/62 DISC TUBELESS READY

    Spokes

    R: STAINLESS STRAIGHT PULL BUTTED NDS:279mm DS:277mm

    Front Hub

    ALLOY THRU AXLE 12x100mm 24H SEALED BEARINGS CENTER LOCK

    Rear Hub

    ALLOY THRU AXLE 12x142mm 24H SEALED BEARINGS CENTER LOCK

    Tires

    SCHWALBE ONE ADDIX 700x28C

    Disc Rotors

    SHIMANO SM-RT70 F:160mm / R:140mm CENTER LOCK

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