FRAME STEEL,28*1.75",V BRAKE,7S FORK STEEL,28*1.75",25.4MM,THREAD W:102X10.5mm,173MM BB PART SEALED,SBY-155，122.5mm, CRANK SET 26T*165MM,BLACK,MULTI SPEED CHAIN MULTI SPEED M30，1/2"X3/32",110LINKS,CROWN FRONT HUB F:GL-A03,STEEL,F:14GX36HX3/8"X100X150mm,UCP REAR HUB A03,UCP,14G*3/8*36H*130*180mm，L=R TYRE 28*1.75“,BLACK TUBE 28*1.75“,A/V BRAKE LEVER HR-B22,HALF ALLOY,4 FINGERS,L/R,BLACK BRAKE HR-V03,V BRAKE,L=110MM,55MM FRONT DERAILLEUR NO REAR DERAILLEUR TZ50 FIX TYPE,BLACK,SHIMING LOGO GRIP SHIFTER SHIMANO ASLRS25R7AT,BLACK,7 SPEED INDEX FREEWHEEL STEEL,7S,14-28T,INDEX