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A capable, versatile gravel road bike. The Topstone Alloy is built for chasing horizons, exploring routes less travelled or accelerating your commute.
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Frame : SmartForm C2 Alloy, 12x142 thru-axle, tapered headtube, flat mount disc, StraightShot internal cable routing, multiple gear/bottle mounts
Fork : BallisTec Full Carbon, 1-1/8" to 1-1/4" steerer, 55mm OutFront offset, flat mount disc, internal routing, 12x100 thru axle
Rims : WTB KOM Light i23 TCS, 28h, tubeless ready
Hub : (F) Formula CL-712, 12x100mm centerlock / (R) Formula RXC-400, 12x142mm centerlock
Spokes : Stainless Steel, 14g
Tires : WTB Riddler TCS Light, 700 x 37c, tubeless ready
Crankset : FSA Omega AGX+ Alloy, 46/30
BB-set : Shimano BBRS500
Chain : KMC X11, 11-speed
Cassette : Shimano 105, 11-34, 11-speed
Front derailleur : Shimano GRX 800, braze-on
Rear deraillleur : Shimano GRX 810, Shadow RD+
Shifters : Shimano GRX 800, 11-speed
Handlebar : Cannondale 3, butted 6061 alloy, 16 deg flare drop
Grips : Cannondale Bar Tape, 3.5mm
H’stem : Cannondale 3, 6061 Alloy, 31.8, 7°
Headset : 1-1/4" lower bearing, 25mm top cap
Brakes : Shimano GRX 800 hydro disc, 160/160mm RT54 rotors
Seat : Fabric Scoop Radius Sport, steel rails
Seatpost : Cannondale 3, 6061 Alloy, 27.2 x 350mm
Sizes : XS, SM, MD, LG, XL