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 FEATURES: Clearance for big 45mm tires lets you push further into the rough stuff, and enjoy more grip and comfort on every ride. 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. With plentiful gear and waterbottle mounts on the frame and fork, Topstone is ready to load up and go long. SPECS: Frame Topstone, 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 Rims/Wheels GXD 1.0, 28h, 23mm internal width Hubs (F) Shimano TC500, 12x100mm centerlock / (R) Shimano TC500, 12x142mm centerlock Spokes Stainless Steel, 14g Tires WTB Riddler TCS Light, 700x37c, tubeless ready Crankset Shimano GRX 400 Chainrings 46/30 Bottom Bracket Shimano BSA 68 Chain Shimano HG54, 10-speed Front Derailleur Shimano GRX 400 Rear Derailleur Shimano GRX 400, Shadow RD+ Cassette/Rear Cogs Shimano HG500, 11-32, 10-speed Shifters Shimano GRX 400, 10-speed Handlebars Cannondale 3, butted 6061 Alloy, 16 deg flare drop Stem Cannondale 3, 6061 Alloy, 31.8, 7° Brakes Shimano GRX 400 hydraulic disc, 160/160mm RT30 centerlock rotors Pedals Sold Separately Saddle Selle Royal SRX Open Seat Post Cannondale 3, 6061 Alloy, 27.2x350mm Extras N/A