Shipping Fees:
We provide clear and detailed shipping fees based on the order amount and shipping method:
- Standard Shipping:
- Order Amount Below $29: Shipping Fee - $4.99
- Delivery Time: 3-4 business days
- Free Shipping:
- Order Amount $29 and over: Free 📦
Shipping Info
We offer a 30-day hassle-free return and exchange policy starting from the date you receive your item. To be eligible, products must be unworn, unused, with tags attached, in original packaging, and accompanied by proof of purchase. If the item is defective, damaged, or incorrect, we cover the return shipping cost; for size or personal preference returns, the customer is responsible for shipping fees. Please inspect your order within 72 hours and contact us for any issues. EU customers have a 14-day no-questions-asked return right. Refunds will be processed within 10 business days after we receive and inspect your return. Please contact customer service before returning items and send returns to the designated address; unauthorized returns will not be accepted. For questions, email service@rockbrosbike.us.
At ROCKBROS, we offer a worry-free 1-year warranty to ensure your satisfaction. Whether it's a defect or product issue, simply reach out to us at service@rockbrosbike.us with your order details. We'll handle the rest to make sure your experience is smooth and hassle-free.
VDS 20" Folding Bike
Foldable bike features a durable aluminum alloy frame with a high-carbon steel fork, fish scale welding, and Shimano 8-speed gears, offering smooth rides, easy storage, and secure magnetic locks for convenient travel and transport.
| Category | Details |
|---|---|
| Frame | ROCKBROS 20-inch folding frame, Chromoly steel |
| Front Fork | High-strength carbon steel fork |
| Handlebar | Aluminum alloy flat handlebar |
| Stem | Foldable aluminum alloy stem |
| Saddle | ROCKBROS saddle |
| Seat Post | Aluminum alloy seat post |
| Shifter | Shimano SL-M315 |
| Rear Derailleur | Shimano RD-M310 |
| Freewheel | 8-speed cassette 11–32T |
| Brakes | Mechanical disc brakes with cable |
| Chainring / Crankset | Aluminum alloy crankset 32×52T |
| Rims | Aluminum alloy double-wall rims |
| Hubs | Aluminum alloy bearing quick-release hubs |
| Spokes | 14G medium carbon steel with brass nipples |
| Crank Arms | Aluminum alloy |
| Tires | KENDA 20×1.50" puncture-resistant, F/V (Presta valve) |
| Chain | 8-speed chain |
| Weight | Approx. 12 kg |
| Frame Size | 20 inch |
| Tire Width | 22 mm |
| Rim Height | 24 mm |
| Handlebar Height (from ground) | 97–107 cm |
| Saddle Height (from ground) | 72–97 cm |
| Category | Details |
|---|---|
| Frame | ROCKBROS 20-inch folding frame, Chromoly steel |
| Front Fork | High-strength carbon steel fork |
| Handlebar | Aluminum alloy flat handlebar |
| Stem | Foldable aluminum alloy stem |
| Saddle | ROCKBROS saddle |
| Seat Post | Aluminum alloy seat post |
| Shifter | Shimano SL-M315 |
| Rear Derailleur | Shimano RD-M310 |
| Freewheel | 8-speed cassette 11–32T |
| Brakes | Mechanical disc brakes with cable |
| Chainring / Crankset | Aluminum alloy crankset 32×52T |
| Rims | Aluminum alloy double-wall rims |
| Hubs | Aluminum alloy bearing quick-release hubs |
| Spokes | 14G medium carbon steel with brass nipples |
| Crank Arms | Aluminum alloy |
| Tires | KENDA 20×1.50" puncture-resistant, F/V (Presta valve) |
| Chain | 8-speed chain |
| Weight | Approx. 12 kg |
| Frame Size | 20 inch |
| Tire Width | 22 mm |
| Rim Height | 24 mm |
| Handlebar Height (from ground) | 97–107 cm |
| Saddle Height (from ground) | 72–97 cm |
| Frame System | Frame | 20" Chrome-Molybdenum Steel Folding |
| Fork | High-Carbon Steel Rigid Fork | |
| Drivetrain | Shifting | Shimano 8-Speed Trigger Shifters |
| Derailleur | Shimano 8-Speed Rear Derailleur | |
| Cassette | Shimano 8-Speed, 11-32T | |
| Chain | 14G Medium-Carbon Steel with Copper Links | |
| Crankset | Aluminum Alloy, 32/52T | |
| Bottom Bracket | Sealed Cartridge Bearing | |
| Brakes | Front/Rear Brakes | Wire-Actuated Mechanical Disc Brakes |
| Wheels & Tires | Rims | Double-Layer Aluminum Alloy |
| Hubs | Aluminum Alloy Quick-Release | |
| Tires | KENDA 20×1.50" Puncture-Proof | |
| Cockpit | Handlebars | Aluminum Alloy Riser Bar |
| Stem | Aluminum Alloy Folding | |
| Grips | Ergonomic Rubber Grips | |
| Saddle | ROCKBROS Padded Comfort Saddle | |
| Seatpost | Aluminum Alloy, 30.9mm | |
| Technical Data | Weight | 12.5 kg (approx.) |
| Folding Mechanism | Quick-Release Locking Hinge | |
| Max Rider Weight | 100 kg | |
| Rider Height Range | 140-185 cm |
| Frame System | Frame | 20" Chrome-Molybdenum Steel Folding |
| Fork | High-Carbon Steel Rigid Fork | |
| Drivetrain | Shifting | Shimano 8-Speed Trigger Shifters |
| Derailleur | Shimano 8-Speed Rear Derailleur | |
| Cassette | Shimano 8-Speed, 11-32T | |
| Chain | 14G Medium-Carbon Steel with Copper Links | |
| Crankset | Aluminum Alloy, 32/52T | |
| Bottom Bracket | Sealed Cartridge Bearing | |
| Brakes | Front/Rear Brakes | Wire-Actuated Mechanical Disc Brakes |
| Wheels & Tires | Rims | Double-Layer Aluminum Alloy |
| Hubs | Aluminum Alloy Quick-Release | |
| Tires | KENDA 20×1.50" Puncture-Proof | |
| Cockpit | Handlebars | Aluminum Alloy Riser Bar |
| Stem | Aluminum Alloy Folding | |
| Grips | Ergonomic Rubber Grips | |
| Saddle | ROCKBROS Padded Comfort Saddle | |
| Seatpost | Aluminum Alloy, 30.9mm | |
| Technical Data | Weight | 12.5 kg (approx.) |
| Folding Mechanism | Quick-Release Locking Hinge | |
| Max Rider Weight | 100 kg | |
| Rider Height Range | 140-185 cm |
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