Topstone 4

 Explore further. Ride freer.

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

 

 

Drivetrain

• Bottom Bracket

  Cartridge, square taper
• Chain

  KMC X10, 10-speed
• Crank

  Prowheel, 40T
• Rear Cogs

  microSHIFT, 11-48T, 10-speed
• Rear Derailleur

  microSHIFT Advent X
• Shifters

  microSHIFT Advent X, 10-speed

Frameset

• Fork

  BallisTec Full Carbon, 1-1/8" to 1-1/4" steerer, 55mm OutFront offset, flat mount disc, internal routing, 12x100 thru axle
• Frame

  SmartForm C2 Alloy, 12x142 thru-axle, tapered headtube, flat mount disc, StraightShot internal cable routing, multiple gear/bottle mounts
• Headset

  Integrated, 1-1/8" - 1-1/4"

Wheels

• Front Hub

  Formula alloy, 12x100mm
• Rear Hub

  Formula alloy, 12x142mm
• Rims

  RD 2.0, 28h
• Spokes

  Stainless Steel, 14g
• Tire Size

  37
• Tires

  WTB Riddler Comp, 700 x 37c
• Wheel Size

  700c

Brakes

• Brake Levers

  microSHIFT Advent X
• Brakes

  Promax Render R mechanical disc, 160/160mm rotors

Components

• Grips

  Cannondale Bar Tape, 3.5mm
• Handlebar

  Cannondale 3, butted 6061 alloy, 16 deg flare drop
• Saddle

  Cannondale Stage CX
• Seatpost

  Cannondale 4, 6061 Alloy, 27.2 x 350mm
• Stem

  Cannondale 3, 6061 Alloy, 31.8, 7°

Extra

Extra 1

Removable fender bridge