La description

Size:*2"*4"*6"*8"*0"

Flywheel:*6T/*8T/*0T Brown/Black/CP

Mudguard:plastic,steel ,CP

Chain:full chain or *-form chain cover

Saddle:good leather, common or spring /plastic/imitation leather/ plate PVC 

Pedal:plastic, with reflector, without ball, PP/TPE/ALLOY

Paint:Painting

Crank:one piece crank ,CP or ED or UCP;

Part to tighten the seat tube:very easy to assemble and tighten;

Brake:F/R Caliper Brake or R band brake or V brake or foot brake

Color:red, black, blue, green, yellow etc. any color you like

Attachments:flag, the covers of the wheels, training wheels,tool box, basket;

Bike Frame:steel and painting, argon-arc welding or CO2 welding Φ*2X0.**1.5mm 

Bike Fork:steel and painting, co2 welding steel /suspension fork Φ*2X0.**1.5mm

Chain wheel & crank:*2"*4T×*9/***8T×**2/*0"*8T×**7 CP/ED