Bike details
Key information split into simple groups.
Bike summary
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Frame Aluminum
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Wheels 20"
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Travel Front 80mm
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Fork SunTour XCM
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Groupset X4, X5
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Suspension Hardtail
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Drivetrain 1 × 9
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Brakes Hydraulic Disc
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Rocky Mountain 6061 SL Alloy. Threaded BB. Zero Stack Headtube. 20" Kid's Geometry
Suspension Fork
Suntour XCM JR Air 80mm
Drivetrain
Rear Derailleur
SRAM X4
Shift Levers
SRAM X5
Cassette
SunRace CSM98 11-36T
Crank
Rocky Mountain Microdrive 28T
Bottom Bracket
SR Suntour Sealed Cartridge Bearing
Chain
KMC X9
Pedals
Composite Kids
Wheels
Front Hub
Shimano TX505
Rear Hub
Shimano TX505 QR
Rims
Rocky Mountain JR25 Tubeless | Tubeless Compatible - Tape | Valves | Sealant Not Incl
Spokes
2.0 Stainless
Tires
F: Kenda Amrak 20 x 2.4 // R: Kenda Amrak 20 x 2.4
Brakes
Brakes
Shimano MT200 2 Piston | Organic Pads | Shimano RT10 160mm F Rotor | Shimano RT10 160mm R Rotor
Cockpit
Stem
Rocky Mountain XC | 7° Rise | All Sizes = 40mm
Handlebar
Rocky Mountain XC | 600mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 31.8mm Clamp
Grips
Rocky Mountain Slide On Kids
Headset
FSA No. 10P | 5/32" X 20 Retainer Bearings
Seat
Saddle
Rocky Mountain Pivotal Kids
Seatpost
Rocky Mountain Pivotal 27.2mm
Fit data
Numbers for sizing and ride feel.
Model Overview
Vertex Jr 20 is a Rockymountain Vertex model. 67 bikes variations carry this model name so far. Check out the entire range from 2021 of this model, by clicking this link.
Model range prices
Rocky Mountain Vertex Jr 20 2021 is the cheapest bike model and costs 739$. Rocky Mountain Vertex Jr 24 2021 is the most expensive one and costs 799$.
Safety
Your safety is a top priority so always wear a helmet when you ride your bike. Moreover, wear the right clothing. You want to be visible to other drivers, so avoid wearing dark clothing.
Youth bikes average price
According to our math, the average price for a trustworthy Youth bike is 278$. However, this doesn’t mean that if you spend less money on a Youth bike, you couldn’t get a decent one. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
This bike was released in 2021 and its price was 739$. Doing a quick comparison, we notice that Vertex Jr 20 price is 165.83% higher than the average cost of a Youth bike.
Vertex Jr 20 components
Fork
Rocky Mountain Vertex Jr 20 2021 bike is equipped with the SunTour XCM fork, and has 80mm travel. Bike forks are good shock absorbers and provide a smooth ride and a great experience. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Wheels
As for the wheels, Rocky Mountain Vertex Jr 20 2021, has a 20″ aluminum model. 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
For your safety, it is important to have quality breaks on your bike. Rocky Mountain Vertex Jr 20 has Hydraulic Disc brakes installed. With Hydraulic Disc brakes, you’ll be able to stop on a dime, even in wet or icy conditions. To sum up, these are ideal for anyone.
