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The ROCKBROS DARWIN Kids Bicycle, available in 16-inch and 20-inch sizes, offers a smooth and quiet ride thanks to its belt drive system. Designed for young riders, it combines safety and comfort, making it easier for kids to learn and enjoy cycling. Its durable frame and reliable components ensure long-lasting use, supporting your child's growing confidence on two wheels.

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Lightweight and Durable Frame
The ROCKBROS aluminum alloy frame is both lightweight and robust, making it easy for young riders to handle while ensuring durability for everyday use. This design promotes safety and enhances the riding experience.

Safety Features for Young Riders
Equipped with aluminum alloy V-brakes and a steering limit for stability, these bicycles prioritize safety. The puncture-resistant tires provide added reassurance, allowing parents to have peace of mind while their children enjoy their rides.

Adjustable Components for Growing Kids
With features like an adjustable seat post and ergonomic handlebars, the DARWIN bicycles can adapt to your child's growth. This ensures a comfortable fit for ages 3-12, making it a smart investment for long-term use.
Product Specifications
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Size: 16 inches
Color: Silver
Frame:
Frame: ROCKBROS 16-inch aluminum alloy frame
Fork: Aluminum alloy rigid fork
Components:
Handlebar: Aluminum alloy butterfly handlebar
Stem: Aluminum alloy forged stem
Seat: ROCKBROS seat
Seat Post: Aluminum alloy seat post
Drivetrain:
Shifters: None
Front Derailleur: None
Rear Derailleur: None
Freewheel: Belt single speed 28T
Brakes: Aluminum alloy V-brake
Crankset: Aluminum alloy belt wheel chainring 48T*120MM
Wheels:
Rims: Aluminum alloy double-wall rims
Hubs: Aluminum alloy bearing hubs
Spokes: 14G medium carbon steel with copper caps
Tires: 16*1.5 puncture-resistant A/V
Total Weight: 6.08 kg
Size: 20 inches
Color: Silver
Frame:
Frame: ROCKBROS 20-inch aluminum alloy frame
Fork: Aluminum alloy rigid fork
Components:
Handlebar: Aluminum alloy butterfly handlebar
Stem: Aluminum alloy forged stem
Seat: ROCKBROS seat
Seat Post: Aluminum alloy seat post
Drivetrain:
Shifters: None
Front Derailleur: None
Rear Derailleur: None
Freewheel: Belt single speed 28T
Brakes: Aluminum alloy V-brake
Crankset: Aluminum alloy belt wheel chainring 48T*130MM
Wheels:
Rims: Aluminum alloy double-wall rims
Hubs: Aluminum alloy bearing hubs
Spokes: 14G medium carbon steel with copper caps
Tires: 20*1.5 puncture-resistant A/V
Total Weight: 7.07 kg