Comas Zero Evo 20" Bike

Comas Zero Evo 20" Bike

• The Comas Zero Evo 20" is the evolution of the successful Comas Entry, featuring a vibrant fluorescent yellow colour and new graphics.
  
  
• Perfect for getting started in bike trials, it offers quality at an affordable price.
  
  
• Equipped with a narrow 20" rear wheel, it can easily be upgraded to a 19" wheel or improved with higher-end components, such as brakes and tyres, as you progress, bringing it closer to the features of the Factory model.

Available in 2 different versions:

1. 970 mm (wheelbase): For riders up to 14 years old or shorter than 1.60 m, approximately.
   
   
2. 1008 mm (wheelbase): For riders over 14 years old or taller than 1.60 m, approximately.

Frame and Fork
- Frame: Comas Zero 20”, Features a headtube, for 1 1/8” headsets, Post Mount disc brake mounts , Fluorescent yellow color.
- Fork: Comas Entry 20”, 1 1/8”, Post Mount disc brake mounts, BLACK COLOR.

Wheels
- Front hub: Comas Entry Disc 28 spoke holes, with rotor mounts, 100 mm spacing, anodized black.
- Rear hub: Comas Entry Disc 32 spoke holes, with rotor mounts, 116 mm spacing, anodized black.
- Chain tensioner: Comas snail cams, black.
- Front rim: Comas 20'', single wall, 32 mm wide, 28 spoke holes, anodized black.
- Rear rim: Comas 20”, single wall, 48 mm wide, 32 spoke holes, anodized black.
- Spokes: Comas 13G (1.8 mm), made of steel, black.
- Nipples: Aluminium 13G, black.
- Rim tape: Comas, white.
- Front inner tube: Comas 20”x 1.75.
- Rear inner tube: Comas 20”x 1.75.
- Front tyre: Innova 20”x2.25”.
- Rear tyre: Innova 20”x2.25”.

Brakes
- Front brake: Tektro hydraulic  disc brake 160 mm, Post mount.
- Rear brake: Tektro hydraulic disc brake 160 mm, Post mount.
- Rotors: Comas Race 160 mm.

Drivetrain
- Cranks: Comas JIS (square), 170 mm long.
- Bottom bracket: Comas JIS (square), 124.5 mm axle.
- Freewheel: Comas 30.6 18T, with 30.6 engagement points, 18 teeth.
- Chain: YBN S20, 1/2x3/32”.
- Rear sprocket: Comas 12T Screw-on (1008 mm version) and 13T Screw-on (970 mm version), Aluminum 7075-T6.
- Pedals: Plastic pedals (we recommend replacing them for some higher quality pedals).
- Bashring: Comas ultralight bashring, anodized black.

Steering
- Headset: Comas 1 1/8" internal , black.
- Stem: Comas 20º, 130 mm (970 mm version) and 150 mm (1008 mm version) x 20º, 31.8 mm Oversized handlebar diameter, black with white Comas graphics.
- Grips: Comas rubber grips.
- Handlebar: Comas 7075, 720 mm long, 115 mm rise, 31.8 mm Oversized handlebar diameter, black with white Comas graphics.

Geometry (based on Comas fork 370 mm and +40 mm offset).

(1) Wheelbase: 970 mm or 1008 mm
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(2) Rear End: 350 mm
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(3) Bottom Bracket Height: +85 mm.
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(4) Head Angle: 72°.
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Weight
- 8,990 Kg ( With plastic pedals at 342 g).

Additional information:
The list of components may change. Any changes on the components will be communicated to the customer before delivery, ensuring the component replaces is of the same or higher quality than listed.

The photos shown on the product page correspond to the Comas Zero Factory model. Please read the specifications carefully, so please read the description carefully.

This bike is partially set up by our workshop, so the customer will only have to front wheel, pedals, and the headset up.

If you have any doubts, please contact to info@trial-bikes.com.