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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
    • Shimano GRX 400 10-speed gravel group
    • WTB ST i23 TCS rims w/ 700x37c WTB Riddler TCS Light tires

    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.
    Easy to Live With. Easy to Love. Everything on the Topstone is designed for simplicity, ease of use and compatibility. Whether you're setting out on a big ride or taking the long way to work - less down time, more ride time.



    • 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
      Shimano GRX 400, Shadow RD+
    • Front Derailleur
      Shimano GRX 400, braze-on
    • Shifters
      Shimano GRX 400, 10-speed
    • Chain
      KMC X10, 10-speed
    • Crank
      FSA Omega AGX+ Alloy, 46/30
    • Rear Cogs
      Shimano HG500, 11-34, 10-speed
    • Bottom Bracket
      FSA Cartridge


    • Brakes
      Shimano GRX 400 hydraulic disc, 160/160mm RT54 rotors
    • Brake Levers
      Shimano GRX 400 hydraulic disc


    • Rims
      WTB ST i23 TCS, 28h, tubeless ready
    • Spokes
      Stainless Steel, 14g
    • Tires
      WTB Riddler TCS Light, 700 x 37c, tubeless ready
    • Tire Size
    • Wheel Size
    • Hubs
      (F) Formula cartridge bearing, 12x100mm centerlock / (R) Formula cartridge bearing, 12x142mm centerlock
    • Front Tire
      WTB Riddler TCS Light, 700 x 37c, tubeless ready
    • Rear Tire
      WTB Riddler TCS Light, 700 x 37c, tubeless ready


    • 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
      Fizik Aliante Delta, S-alloy rails
    • Seatpost
      Cannondale 3, 6061 Alloy, 27.2 x 350mm


    • Extra 1
      Removable fender bridge

      • XS 147-165cm, 4'10" -5'5"
      • SM 160-175cm, 5'3" -5'9"
      • MD 170-185cm, 5'7" -6'1"
      • LG 177-193cm, 5'10 -6'4"
      • XL 182-203cm, 6'0 -6'8"


    The Cannondale Topstone 2 Gravel Bike Midnight Blue can be purchased online but must be picked up in-store at Melbourne Bicycles, 37 Queens Pde, Clifton Hill, Victoria.