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  • From Planet X Track bike sizing page FAQ's

    Geometry XS(52) S(54) M(56) L(58)
    Seat Tube (mm) – Centre of BB to Top Seat Tube 520 540 560 580
    Seat Tube (mm) – Centre to Centre 482 493 510 532
    Equivalent Top Tube Length (mm) – Centre to Centre 517 540 560 580
    Seat Angle (deg) 74 74 74 74
    Head Angle (deg) 75 75 75 75
    BB Height – Ground Clearance (mm) (approx) 290 290 290 290
    Head Tube Length (mm) 110 110 130 150

    Typical Frame Weights

    To Follow.

    A rough guide to which frame size to go for….

    Rider Height – 5′2″ to 5′6″ – X-SMALL
    Rider Height – 5′5″ to 5′9″ – Small
    Rider Height – 5′10″ to 6′2″ – MEDIUM
    Rider Height – 6′0″ to 6′6″ – LARGE

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