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Comas Zero Trial 20"
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  • Comas Zero Trial 20"

Comas Zero Trial 20"

Available in 3 different sizes to suit riders of all heights, the Comas Zero Trial spec features entry level components aimed at providing a robust and easily upgradable trials bike. 

Wheelbase: 920mm
$1,024.16
On order, please contact us for details.
 

Worldwide shipping. Dispatches in 24 hours unless otherwise specified.

 

Pay by card, PayPal or bank wire

 

30 day return policy (limitations may apply)

This bike is available in 3 geometries, all feature a 20" front and rear wheel:

  • Wheelbase: 920mm / 970mm / 1008mm
  • Chainstays: 328mm / 350mm / 350mm
  • BB rise: 55mm / 85mm / 85mm
  • Head tube angle: 72*

Please read through the description thoroughly as it may contain changes to the specification pictured. The spec you will receive is the spec listed below.

Frame & Fork:

  • 20″ 6061-T6 aluminium frame with one-piece CNC dropouts, Post-mount
  • 20″ 6061-T6 aluminium fork with integrated dropouts, Post-mount disc mount

Steering:

  • 3D-forged one-piece aluminium stem, 150 mm × 20°
  • 5 mm CNC-machined aluminium spacer bushing
  • Semi-integrated headset 1 1/8″ with aluminium cups
  • 7075-T6 aluminium handlebar, 720 mm × 31.8 mm, 7° up, 9° back, 115 mm rise
  • Extra-thin medium-density foam grips, 4 mm thick

Brakes:

  • Mechanical disc brake for post mount
  • Three-finger brake lever (80 mm reach)
  • 160 mm stainless-steel front disc
  • 160 mm stainless-steel rear disc

Drivetrain:

  • Mono-cage trial pedals, 9/16″, nylon
  • Ultralight ski-plate, Post-mount, 7075-T6 CNC aluminium
  • Square taper bottom bracket: 1.37×24 T, 68 mm shell, 124.5 mm axle
  • Forged aluminium crankset for square taper, 170 mm arms, 33 mm offset
  • 18 T freewheel with 30 engagement points and 6 pawls
  • YBN S20 single-speed 1/2″ × 3/32″ chain
  • 12 T CNC-machined 7075-T6 aluminium sprocket

Wheels:

  • Front disc wheel: COMAS 20″, 32mm wide, 100 mm hub spacing
  • Rear disc wheel: COMAS 20″, 48mm wide, 116 mm hub spacing
  • Innova tyres: 20″ × 2.25 front and rear
  • Ultra-light tubes 20″ × 1.75, 0.8 mm thickness
Comas
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