Megamo Open Junior S

Name: Megamo Open Junior S
Brand: Megamo

2021 YouthGeneral youth Manufacturer page

Fork travel: 80 mm
Wheels: 20″
Drivetrain: 1 × 6 38t
Frame: Aluminum
Brakes: Rim brake

Sizes

Size guide

One Size

The manufacturer did not publish rider heights for these sizes.

Components

6 of 16 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part

Frame

ALLOY 6061 HYDROFORMED Not identified

Suspension

1 part

Fork

ALLOY 386 80mm Not identified

Drivetrain

4 parts

Cassette
- Shimano MF-TZ21
MF-TZ21
Crankset
- Prowheel 38t
Rear derailleur
- Shimano Tourney RD-TZ50
RD-TZ50
Shifters
- Shimano SL-RS35
SL-RS35

Brakes

1 part

Brakes

Rim Not identified

Wheels and tires

4 parts

Front hub

UNION 36H Not identified
Rear hub

UNION 36H Not identified
Rims

ALLOY SCOUT BLACK Not identified
Tires

MTB 1.95 Not identified

Cockpit and contact points

5 parts

Handlebar
- Megamo
Headset

AHEAD CH-281 Not identified

CH-281
Saddle
- Megamo
Seatpost

ALLOY 27.2 x 300mm Not identified
Stem

AHEAD 90mm Not identified

Sizes and geometry

1 size Open in the geometry plotter

Complete rider-height ranges are not published for these sizes. You can still explore the geometry below.

Size One Size

Table

Geometry diagram unavailable

The drawing needs wheelbase, reach, stack, seat tube length and bottom bracket drop / Bottom bracket height, which the manufacturer did not publish. Available facts remain in the table.

Size

Complete manufacturer geometry table 1 published size

Complete manufacturer geometry by size
Measurement
Top tube lengthmm	432
Head tube lengthmm	145
Head tube angle	71°
Seat tube angle	72.8°
Chainstay lengthmm	355

Not published by the manufacturer: Reach, Stack, Seat tube length, Wheelbase, Front center, Bottom bracket drop, Bottom bracket height, Standover height, Fork rake, Trail, Stack/reach ratio, Front travel, Rear travel, Crank length, Handlebar width, Stem length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Aluminum
Fork material: Aluminum

Suspension

Suspension configuration: Hardtail
Front travel: 80 mm

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 38
Largest chainring: 38
Rear sprockets: 6

Wheels and brakes

Wheel configuration: Same size
Brake type: Rim brake

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Additional specifications

Tire width: 1.95″
Wheel material: Aluminum
Wheel size: 20″

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2021 builds

Differences across 2021 builds
Specification	This bicycle Megamo Open Junior S	Megamo Open Junior	Megamo Open Replica	Megamo Open Replica Lady
Frame
Intended fit	Unisex	Unisex	Unisex	womens
Drivetrain
Front chainrings	1	3	3	3
Smallest chainring	38	22	22	22
Largest chainring	38	42	42	42
Rear sprockets	6	7	7	7
Smallest sprocket	Not informed	14	14	14
Largest sprocket	Not informed	28	28	28
Lowest gear	Not informed	18.9 in	20.4 in	20.4 in
Highest gear	Not informed	72.0 in	78.0 in	78.0 in
Brakes
Brake type	Rim brake	Rim brake	Mechanical disc	Mechanical disc
Cockpit
Seatpost	Rigid seatpost	Not informed	Not informed	Not informed
Other specifications
Tire width	1.95″	1.95″	Not informed	Not informed
Wheel size	20″	24″	26″	26″