SKU: 650-QUARK-GRY The Vilano Quark folding electric bike is great for zipping around town or riding to work! Engage the throttle assist and take the hills with ease. Its disc brakes provide plenty of stopping power. Vilano e-bikes like the Quark are the next wave in urban commuting. Electric bikes for adults can help you go further, and tackle the ups faster. Make the daily ride to work, errands and weekend fun with this compact folding electric bike. Increase your mobility, explore the city with power assist Vilano Quark ebike. Assembly and tuning are required.