Men's cross electric bike with universal use. Ideal for lighter terrain and on the road. Wheel diameter 28 inches, frame sizes 18 inches and 20 inches. Shifters: Shimano Altus RD-M310; shifting: Shimano Altus SL-M315, 3 x 8 speeds; shifter: Shimano Tourney FD-TZ510. Suspension fork: ZOOM, 50 mm travel. Hydraulic disc brakes: Tektro HD-E350. Tyres: CST 700 x 45C. Saddle: MTF Comfort man. Controls on colour LCD display with 5 levels of assistance. Free kickstand and lights. Battery not included; recommended batteries are listed for each model.