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    Explore further. Ride freer.

    An amazingly capable, versatile gravel road bike. Built for chasing horizons, exploring routes less travelled or accelerating your commute.

    Where it thrives

    Gravel roads, out in the elements

    What it's built for

    Traction, handling, comfort


    • Lightweight SmartForm C2 Alloy frame w/ full carbon fork
    • microSHIFT Advent X, wide range 10-speed group
    • WTB Riddler Comp tires, 700 x 37c

    Straightforward, reliable and a whole hell of a lotta fun, the Topstone Alloy is a gravel bike crafted for those with a taste for adventure – and value. Roll light and free, or load it up for a long haul, Topstone’s comfortable ride, confident handling and up-for-anything capability make it the perfect partner on any road, anywhere.


    Wide Ranging Capabilities
    Clearance for big 45mm tires lets you push further into the rough stuff, and enjoy more grip and comfort on every ride.



    • Frame
      Lightweight SmartForm C2 Alloy, 12x142 thru-axle, tapered headtube, BSA threaded BBm flat mount disc, StraightShot internal cable routing, multiple gear/bottle mounts
    • Fork
      Topstone Carbon, 1-1/8" to 1.5" steerer, 55mm OutFront offset, flat mount disc, internal routing, 12x100 thru-axle, fender/gear mounts
    • Headset
      Integrated, 1-1/8" - 1-1/2"


    • Rear Derailleur
      microSHIFT Advent X
    • Shifters
      microSHIFT Advent X, 10-speed
    • Chain
      KMC X10, 10-speed
    • Crank
      Prowheel, Charm 40T
    • Rear Cogs
      microSHIFT, 11-48, 10-speed
    • Bottom Bracket
      Cartridge, square taper


    • Brakes
      Promax Render R mechanical disc, 160/160mm rotors
    • Brake Levers
      microSHIFT Advent X


    • Rims
      GXD 1.0, 28h
    • Spokes
      Stainless Steel, 14g
    • Tires
      WTB Riddler Comp, 700 x 37c
    • Tire Size
    • Wheel Size
    • Hubs
      (F) Formula alloy, 12x100mm / (R) Formula alloy, 12x142mm
    • Front Tire
      WTB Riddler Comp, 700 x 37c
    • Rear Tire
      WTB Riddler Comp, 700 x 37c


    • Handlebar
      Cannondale 3, butted 6061 Alloy, 16 deg flare drop
    • Stem
      Cannondale 3, 6061 Alloy, 31.8, 7°
    • Grips
      Cannondale Bar Tape, 3.5mm
    • Saddle
      Cannondale Stage CX
    • Seatpost
      Cannondale 4, 6061 Alloy, 27.2 x 350mm


    • Extra 1
      Removable fender bridge
      • XS
        152-165cm 5'0"- 5'5"
      • SM
        162-175cm 5'4"- 5'9"
      • MD
        170-185cm 5'7"- 6'1"
      • LG
        180-193cm 5'11"- 6'4"
      • XL
        190-203cm 6'3"- 6'8"

    The Cannondale Topstone 4 Gravel Bike Matt Black can be purchased online but must be picked up in-store at Melbourne Bicycles, 37 Queens Pde, Clifton Hill, Victoria.