Bike details
Overview
Key information split into simple groups.
Bike summary
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Frame Aluminum -
Wheels 20" -
Groupset Tourney, Shimano -
Suspension Rigid -
Brakes Rim
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
alloy 6061 20"
Suspension Fork
hi-ten
Drivetrain
Rear Derailleur
SHIMANO TY200
Shift Levers
SHIMANO Revoshift (6)
Cassette
SHIMANO MF-TZ510-6, 14-28 (6)
Crank
PROWHEEL, 36 teeth, 127 mm cranks
Chain
KMC Z6
Pedals
resin
Wheels
Front Hub
QUANDO, 20 holes
Rear Hub
QUANDO, 20 holes
Rims
alloy, 20 holes
Spokes
black steel
Tires
AUTHOR Speed Master 20" × 1.75"
Brakes
Brakes
TEKTRO V
Cockpit
Stem
alloy
Handlebar
alloy, 20 mm, 540 mm
Grips
AUTHOR kratton rubber
Seat
Saddle
AUTHOR Pilot
Seatpost
alloy (27.2)
Fit data
Geometry
Numbers for sizing and ride feel.
About this model
Cosmic 20 is an Author Cosmic model. Author launched 6 bikes of this model so far.
Safety
When you go for a ride, don’t forget to put your helmet on. Moreover, ride with traffic, not against it. This will help you stay visible to drivers and also makes it easier for them to see you.
Youth bikes average price
According to our math, the average price for a trustworthy Youth bike is 278$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Youth bike. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
Youth bikes average weight
On a deeper look, we notice that the average weight of a Youth bike is 10.9 kg (24.03 lbs). A lighter bike will give you some extra advantage when climbing. A heavier bike will have more speed for descents.
With a weight of 8.8 kg (19.4 lbs), Author bike is much lighter than average. To sum up, it’s 23.86% lighter than the average weight of Youth bikes.
Cosmic 20 components
Fork material
The fork on this bike is made out of steel, which tends to be more flexible than carbon forks in general. However, a carbon fork is considerably lighter.
Wheels size
The wheels on Cosmic 20 are the 20″ aluminum type. The 20″ wheels are a good fit for folding bikes, BMX, or children bikes. In conclusion, they are great for flat ground or very easy trails.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Cosmic 20 comes with Rim brakes. Slightly lighter than hydraulic brakes, rim brakes are a budget choice. However, they are not nearly as effective as hydraulic brakes are.