FRAMESET Sizes: 1 size Medium Material: Valen 6061 hydroformed aluminum with, integrated downtube battery and replacable derailleur hanger. Fork: Triple Clamp with 100mm of travel WHEELSET Rims: 20" single-wall aluminum 36H, for disck brake with cut-outs Hubs: F: Aluminum bolt-on with 17mm axle nuts. 36 hole Spokes: 13G w/brass nipples Tires: 20x4" Fat MTB with puncture protection and reflective sidewall E-POWER SYSTEM Motor: 750W rear hub Battery: 720Wh/48VLG 21700 cells; Charge on or off bike Display: Center mounted color LCD Charger: 48V/2A 48V/750W range: Up to 55 miles Assist Levels: 1-6 PAS, Throttle and walk-mode DRIVETRAIN Rear Derailleur: 8 speed Shimano Altus Shifter: 8 speed Shimano Rapidfire Plus Crankset: 3-Piece aluminum w/steel 38T chainrings with double alloy chainguard Chain: KMC 8 speed BB: Sealed cartridge Freewheel/Cog: Shimano 8 speed 11-34TCOMPONENTS Headset: 1-1/8” semi-integrated threadedless Brakes: Tektro Hydraulic with 180mm e-bike specific rotors and semi-metalic pads Handlebars: Steel BMX Grips: Lock-on comfort grips. Stem: BMX Die Cast Alloy 22.2mm clamp Saddle: Retrospec Custom Moto Pedals: Aluminum plateform with non-slip tread. EXTRAS Kickstand: Aluminum chainstay mounted, 40MM bolt pattern Bottle Cage: Alum alloy Recommended Weight Limit: 350lbs Item Weight: 72 lbs (battery included)   *DOES NOT COME WITH PEGS