CURVE 20

IT'S ALL ABOUT THE LEARNING CURVE

We believe the Opus Curve should be every kid’s first bike. Now available in five sizes (12” to 24"), these micro machines are built with durable steel tubing and shaped to our proven youth geometries. The all‑new Curve 20 and Curve 24 are equipped with front and rear V‑brakes and a reliable 7‑speed drivetrain. Nothing more you could ask for in these 2 new additions to our Learning Curve.

Features

- Lightweight aluminum frame and steel fork
- Proven 20‑inch geometry
- Microshift 1x7 drivetrain
- Equipped with front and rear rim brakes
- Easy‑rolling tires

Specifications

Frame Aluminum
Fork Steel
Sizes 20"
Shifters Microshift Twist Shifter 1×7 DS45 with indicator
Front Derailleur N/A
Rear Derailleur Microshift 7‑speed RD-M26CS
Brakes Power linear V‑brakes
Brake Levers Tektro short‑reach
Crankset Samox single chainring with chainguard
Chainrings 36
Bottom Bracket VP-BC73 sealed cartridge bearings
Cassette 14–34
Chain KMC Z7
Headset VP semi‑integrated sealed
Handlebar Opus Junior 540 mm, 30 mm rise
Stem Opus Junior
Grips/Bar Tape Opus Junior
Saddle Opus Youth Urban
Seatpost Opus Junior 25.4
Wheels/Rims Ace aluminum
Hubs YL-906
Tires Kenda K-Rad 20x1.95
Pedals Resin platform

Geometry

Size 20"
Size (cm)
Rider height (± cm) 115–125
Rider age 6–8
Seat tube 308
Top tube 455
Head tube 100
Head angle 70
Seat tube angle 73.5
Chainstays 370
BB drop 10
Standover 406
Reach 335
Wheelbase 526
Handlebar width 540
Stem length 40
Crank length 127

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