Factory special price direct sale. Time is limited, don't miss it！@_@

In our shop to buy W-bike folding bikes --- buy 1, get 5:

removable basket / cool sports bottle / kit / pump / LED lights

W-BIKE PARAMETERS

Folding size: 97 cmx17cmx93cm
Expand Size: 110 cm * 54 cm * 108 cm
Net weight: 12 kg
Gross weight: 15 kg
Load weight: 120 kg
Average speed: 20 km/h
Seat height: 8.3 cm
Hand height: 9 cm
Chain specification: rustproof steel
Brakes: V type brake
Frame material: aluminum alloy frame
Open the folding time: 1 seconds
wheel size: 12 inch front wheel, 14 inch rear wheel 

Q: what is the difference between Carbon steel frame and Aluminum alloy frame ?  

A:  In fact, sturdy and durable degrees are the same, the only difference is Carbon steel frame
weight about 0.5kg

Other folding bikes, Pls click picture for more details!