ROCKBROS SVK 20"Folding Bike 9Speed Disc Brake Chromoly Steel Frame SRAM Shifter
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About this product
The ROCKBROS SVK 20" Folding Bike is a versatile model from 2025, featuring a chromoly steel frame designed for easy portability. It is equipped with a 9-speed SRAM X5 shifter and rear derailleur, mechanical disc brakes, and tubeless tires on aluminum alloy rims. The bike includes practical features like an adjustable seat, foldable pedals, and a quick-release seatpost clamp, making it ideal for adult commuters seeking a compact and efficient ride with a 3-year manufacturer warranty.
Our take
This ROCKBROS folding bike is a really practical option for commuters or anyone needing a compact bicycle. The chromoly steel frame should offer a comfortable ride while maintaining durability, and the 9-speed SRAM X5 drivetrain is excellent, providing a wide gear range for varied terrain. Mechanical disc brakes are a solid choice for reliable stopping power, and the tubeless tires are a nice touch for puncture resistance. The folding mechanism seems well thought out with features like quick-release hubs and foldable pedals. My only minor quibble is that while chromoly is good, it's not as light as aluminum frames can be.
Pros & Cons
Pros
- Compact folding design
- 9-speed SRAM X5 drivetrain
- Mechanical disc brakes
- Durable chromoly steel frame
Cons
- Chromoly steel can be heavier
- Small 20" wheel size
Specifications
- Handlebar Type Flat Bar
- Wheel Size 20 in
- Frame 20" Chromoly Steel Folding Frame
- Spokes 14G High-Carbon Steel with Brass Nipples
- Item Length 150cm
- Number of Speeds 9 Speed
Show all 39 specifications
- Stem
- Aluminum Alloy Folding Stem
- Shifters
- SRAM ST X5
- Vintage
- No
- Handlebar
- Aluminum Alloy Flat Bar
- Saddle
- Comfort Saddle
- Rear Derailleur
- SRAM RD X5
- Department
- Unisex Adults
- Model Year
- 2025
- Cassette
- 9-Speed Cassette, 11–32T
- Unit Type
- Unit
- Manufacturer Warranty
- 3 Years
- Item Height
- 98-115cm
- Tubes
- A/V 34L Schrader Valve
- Features
- Adjustable Seat, Lightweight, Foldable pedals, Quick-release seatpost clamp, free pig nose folding bag adapter
- Rims
- Aluminum Alloy Double-Wall Rims, 24mm Height
- Brakes
- Mechanical Disc Brakes
- Hubs
- (2 sealed bearings rear, 2 open bearings front), Quick-Release
- Bike Type
- Folding Bike
- Tire Type
- Tubeless Tires
- Crankset
- SUILIN Aluminum Alloy Crankset, 52/32T
- Material
- Aluminum Alloy
- Front Fork
- 20" Aluminum Alloy Fork
- Brand
- ROCKBROS
- Seatpost
- Aluminum Alloy Seatpost
- Custom-Built
- No
- Brake Type
- Disc Brake - Mechanical
- Suspension Type
- No Suspension
- Model
- ROCKBROS SVK 20M
- Shifter Style
- Trigger Shifter
- Gear Change Mechanism
- Derailleur Gears
- Item Weight
- 12Kg
- Country of Origin
- China
- Frame Size
- 20 in
