Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 24" -
Groupset Alivio -
Suspension Rigid -
Drivetrain 1 × 9 -
Brakes Rim
Sizing
Recommended size guide.
12"
125cm - 140cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
triple butted hydroformed alloy 6061 24"
Suspension Fork
alloy 6061 24"
Drivetrain
Rear Derailleur
SHIMANO Alivio
Shift Levers
SHIMANO Alivio (9)
Cassette
SHIMANO HG400-9 11-36 (9)
Crank
LASCO 32 teeth 150 mm cranks
Chain
KMC Z9
Pedals
alloy
Wheels
Front Hub
QUANDO 24 holes
Rear Hub
QUANDO 24 holes
Rims
alloy 24 holes
Spokes
black stainless steel 2.0 mm
Tires
KENDA Small Block Eight kevlar 24" x 1.95"
Brakes
Brakes
TEKTRO V
Cockpit
Stem
AUTHOR alloy
Handlebar
AUTHOR Flat Top bar 0 mm 600 mm
Grips
AUTHOR kratton rubber
Seat
Saddle
AUTHOR Champion CR
Seatpost
AUTHOR alloy (31.6)
Fit data
Geometry
Numbers for sizing and ride feel.
Model Overview
Ultrasonic 24 is part of the Author Ultrasonic model. Author released 15 bikes variations of this model so far. Take a sneak peek at all Author Ultrasonic bikes models from 2019, by clicking here.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Average price for Road bikes
According to our math, the average price for a trustworthy Road bike is 365$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Road bike. To sum up, when you purchase your bike, make sure to check if it has reviews, and also do some components research.
Average weight for Road bikes
Road bikes weigh an average of 11.29 kg (24.89 lbs). Having an easier bike than average will give you a great advantage on climbs. However, a heavier bike will gain more speed on descends.
much lighter than average, Ultrasonic 24 has a weight of 9.8 kg (21.61 lbs). In other words, this model is 15.2% lighter than the average Road bike.
Overview of components
Fork material
When it comes to the fork, this bike has an aluminum one, which doesn’t add too much extra weight to the bike. However, it is not so stiff as steel or carbon forks are.
Wheels
The wheels on Ultrasonic 24 are the 24″ aluminum type. The 24″ wheels are a good fit for folding bikes, BMX, or children bikes. In conclusion, you can use them better on-road, and less on technical terrain.
Brakes
For your safety, it is important to have quality breaks on your bike. Author Ultrasonic 24 has Rim brakes installed. Slightly lighter than hydraulic brakes, rim brakes are a budget choice. However, they are not nearly as effective as hydraulic brakes are.
Sizes
Author Ultrasonic 24 2019 is available in one size only. In short, make sure you double-check if it fits you.