Opus Curve 12

Name: Opus Curve 12
Brand: Opus

2023 YouthGeneral youth Manufacturer page

Suspension: Rigid
Wheels: 12″
Weight: 7.26 kg 16.0 lb · Reference configuration not specified
Frame: Steel
Brakes: Coaster brake

Sizes

Size guide

The manufacturer did not publish rider heights for these sizes.

Components

6 of 17 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

Meta 10 Steel Not identified

Suspension

1 part

Fork

Meta 10 steel Not identified

Drivetrain

6 parts

Bottom bracket

9 Pc steel Not identified
Cassette

18 Not identified
Chain

Keensi C410 Not identified
Crankset

YL 1 piece Not identified
Rear derailleur

None
Shifters

None

Brakes

2 parts

Brake levers

None
Brakes

Rear coaster brake Not identified

Wheels and tires

4 parts

Front hub

KT Not identified
Rear hub

KT Not identified
Rims

Ace aluminum Not identified
Tires
- Innova
HV-5104

Cockpit and contact points

6 parts

Handlebar
- Opus
Headset
- Neco
Pedals

Resin flat Not identified
Saddle
- Opus
Seatpost
- Opus
Stem
- Opus

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 12"

Table

Geometry diagram unavailable

The drawing needs wheelbase, which the manufacturer did not publish. Available facts remain in the table.

Size Reach Stack

Complete manufacturer geometry table 1 published size

Complete manufacturer geometry by size
Measurement
Frame
Reachmm	225
Stackmm	240
Top tube lengthmm	311
Seat tube lengthmm	152
Head tube lengthmm	70
Head tube angle	70°
Seat tube angle	70°
Chainstay lengthmm	228
Bottom bracket dropmm	-25
Standover heightmm	370
Stack/reach ratio	1.07
Suspension and parts
Handlebar widthmm	470
Stem lengthmm	40

Not published by the manufacturer: Wheelbase, Front center, Bottom bracket height, Fork rake, Trail, Front travel, Rear travel, Crank length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Steel
Fork material: Steel
Bicycle weight: 7.26 kg

16.0 lb

Suspension

Suspension configuration: Rigid

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 28
Largest chainring: 28

Wheels and brakes

Wheel configuration: Same size
Brake type: Coaster brake

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Additional specifications

Tire width: 2.125″
Wheel material: Aluminum
Wheel size: 12″

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 2023 builds
Specification	This bicycle Opus Curve 12	Opus Curve 14	Opus Curve 16	Opus Curve 20	Opus Curve 24
Frame
Bicycle weight	7.26 kg	8.16 kg	9.07 kg	11.34 kg	12.25 kg
Drivetrain
Smallest chainring	28	28	28	36	36
Largest chainring	28	28	28	36	36
Rear sprockets	Not informed	Not informed	Not informed	7	7
Smallest sprocket	Not informed	Not informed	Not informed	14	14
Largest sprocket	Not informed	Not informed	Not informed	34	34
Lowest gear	Not informed	Not informed	Not informed	21.2 in	25.4 in
Highest gear	Not informed	Not informed	Not informed	51.4 in	61.7 in
Brakes
Brake type	Coaster brake	Coaster brake	Coaster brake	Rim brake	Rim brake
Other specifications
Tire width	2.125″	Not informed	Not informed	Not informed	Not informed
Wheel size	12″	14″	16″	20″	24″