TUV certificate 20 inch full suspension frame 500w fat tire electric bike

Name: Germany quality standard TUV certificate 20 inch full suspension frame 48v 500w bafang rear drive hub motor with 13Ah Samsung cell battery fat tire electric bike
Model:OUKA-B2
Info:(OUKA-B2) Electric bike 

Frameset

Frame:  Aluminium alloy 6061 suspension frame 1000LB

Fork: 24" MOZO suspension fork (aluminium and steel)

Handlebar:  65-68cm U type 

Grip: Velo Grip with leather or PU with color lock

Stem:  Promax MQ-527, 25.4 x 180mm, adjustable

Seat post:  Promax, aluminium alloy, suspension

Wheelset

Wheel:  36-holes double wall rim CNC, 13G stainless spokes

Tyre:  KENDA 20 x 4.0 tyre

Transmission

Chainwheel/Crank Prowheel : Topwheel 44T steel chainwheel, 170mm aluminium alloy crank 

Chain:  KMC Z410ARB stainless

Rear derailleur:  Shimano SIS INDEX with protector 

Freewheel:  Shimano 6-spd 14-28T  

shift lever:  Shimano 6-SPD thumb shifter 

Brake system

Brake levers: Tektro Aluminium alloy brake lever Artex Vigorous

Brake:  F&R Tektro disc brake

Electric system

Motor: Bafang EU: 250Watts rear hub motor(actual 350w motor)  N/A: 500W

Controller: KUNTENG EU: 15A, N/A : 22A programmable

Display:  KUNTENG LCD6 intelligent display, 9-levels

Battery: EU: 36V13Ah, N/A: 48V 13Ah lithium battery by Samsung battery cells with BMS 

Charger:  2A, 110-240V applied

PAS sensor:  8 magnet PAS sensor

Throttle thumb:  type available

Else

Saddle:  Wide saddle as your requested

Front light:  LED light

Pedal:  Wellgo aluminium wider pedal

Tail light:  Rear rack with reflection

Rack： aluminium alloy

Decal:  can be customized

Loading capacity: 90 Pieces/20FT 219 pieces/40HQ