Biktrix moto ebike

Barely ride , still in good condition , I paid 3k something, i bought directly from biktrix vancouver store ,pick up in port coquitlam Technical Specifications Frame 6061 Aluminum With Rack And Fenders Front Hub 150mm Fork Spring Suspension Fork Front Axle 5mm Qr Headset Treadless 1-1/8 Straight Rear Hub Motor Motor Bafang Rear Hub 750w Shifter Rear Single Speed Rear Axle Bolt On Battery Sizes 48v 21.5ah Hailong Removable Rear Derailleur Shimano Alfine Rims 20" 80mm 36h, 24" 80mm 36h Display Sw900 Cassette 22t Tire Sizes 20x4" (20")/24x4" (24") Lights Integrated Headlight, Integrated Taillight Chain Kmc Z Handlebar 31.8mm Clamp, 720mm Wide Assist Type Cadence Crank Set 170mm 42t Stem Promax 90mm Adjustable Assist Levels 3, 5, 9 Bottom Bracket 105mm Grips Slide On Throttle Thumb Throttle Brakes Tektro Hd-E350 Hydraulic W/ 200mm Rotors Saddle Long Integrated Other Front + Rear Fenders, Chainguard Brake Levers Tektro With Adjustable Reach And Motor Cutoffs