Custom oversized high-tensile steel Low-Step frame Single-speed drivetrain Alloy crankset with sealed cartridge bottom bracket Alloy linear-pull front brake with parking lock Alloy mechanical rear disc brake with parking lock Alloy rims with 12/13g stainless steel spokes 24" x 1.75" Multi-condition tires 9" High-rise steel handlebar and stem, foam grips Sun Tractor saddle with heavy duty steel base Steel chain guard and nickel plated front fender Vinyl coated steel wire basket ----------------------------------------------------------------------- 350 watt / 36 volt front hub motor 36V / 10.4Ah lithium-ion rack-mount battery 10 mph top speed / 20-30 mile range Bottom bracket with integrated torque and cadence sensor Class 2 - Dual mode pedal assist or throttle control operation Frame Type: Unisex Frame Size: 17.5" Frame Color: Blue Metallic Wheel Size: 24" Rim Color: Silver Step Through: 15.5" Min Saddle Height: 27" Gearing: 73" L x 30.25" W Frame Standover: 14.5" Min Seat to Ground: 28.25" Min Seat to Pedal: 28" Bike Weight: 73 Lbs. Rider Weight Limit: 250 Lbs.