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    MSRP
    Where to Buy
    $1

    At

    Category
    Crosscountry
    4.1
    Frame
    Aluminum
    RockShox Judy
    Wheels
    Aluminum
    Wheel Size
    29″
    Mechanical Disc
    NX Eagle, SX Eagle
    Drivetrain
    1 × 12
    Suspension
    Hardtail
    Front Travel
    100mm
    Brand Site

    head-bike.com

    Summary
    The HEAD X-RUBI 4.0 is a 29″ aluminum frame hardtail crosscountry bike with upper mid-range components and mechanical disc brakes.

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    Insights
    Geometry
    Specs
    Frame

    Alloy, sizes: 44/48/52/56 cm, Triple butted tubes, internal cable routing, hydro-formed tubes, heat-treated, smooth welding

    ColorBlack Mattred

    Fork

    Rock Shox Judy S TK R , Travel: 100mm, AIR spring, Poploc, rebound adjustment, TPR

    Travel100mm

    Spring TypeAir

    Headset

    Neco H385E, Sealed bearings

    Stem

    HBC Pro R-Film, Length: 44cm – 70mm, 48cm – 80mm, 52cm – 90mm, 56cm – 10mm, 35mm

    Handlebar

    HBC Pro R-Film, Width: 720mm, 35mm

    Saddle

    HBC Pro VL-3381, Rails: Cr-Mo

    Seatpost

    HBC Pro R-Film, Length: 44, 48cm – 350mm, 52,56cm – 400mm, 31.6mm

    TypeRigid

    Pedals

    Wellgo M272T DU,

    Groupset
    Rear Derailleur

    SRAM NX Eagle, 12 speed

    Crank

    SRAM NX, DUB bottom bracket, 34t chainring, 175mm length

    Shifters

    SRAM SX Eagle , 1×12

    Chain

    SRAM SX , Eagle

    Brakes

    Clarks M2, Disc brakes: 180/160mm

    TypeMechanical Disc

    Wheels
    Rims

    Weinmann U28 TL , 32h, tubeless

    Front Hub

    HBC Pro, 110x15mm

    Rear Hub

    HBC PRO, 148x12mm, HG body

    Tires

    CST Caballero , 29×2.25”

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