Zizzo Marino 8-speed 24 lb. Aluminum Rust Resistant Folding bicycle. ZiZZO has upgraded most of the components, parts, screws, nuts, and bolts to rust-proof/resistant materials to bring you a bike that features a rust-resistant rating of 99.75%! Comes standard with Aluminum frame, Alloy adjustable-height folding handlebar stem, folding pedals, adjustable alloy seatpost - fits heights 4'11" to 6'3", magnetic frame catch, front and rear alloy V-Brakes, grip-shifter, all-terrain tires, wide comfort saddle, Pig Nose adapter for front rack, front and rear fenders, Rear Rack, 240 lb. capacity. Attachment point is available for adding water bottle cage. • FRAME: Lightweight 6061 Aluminum alloy• FORK: Aluminum alloy forks with steel steer tube• MAGNETIC CATCHER: Holds the folded bike frame securely together• HANDLEBAR: 25.4mm butted aluminum alloy; 540mm width• STEM: Double locking aluminum alloy two piece telescoping folding stem• HEADSET: Threadless 1-1/8", Steel; cartridge type sealed bearing• GRIPS: PVC grip• SADDLE: ZiZZO wide comfort saddle; chromoly rails• SEATPOST: Integrated aluminum alloy; 580mm black• SEATPOST CLAMP: 40mm quick release• FRONT HUB: Aluminum Alloy, Black Anodized 28h w/ nutted axle• REAR HUB: Aluminum Alloy; Dust sealed bearings; black anodized; w/ nutted axle• SPOKES: 14G stainless steel• RIMS: 20" Aluminum Alloy; Double Walled; Machined sidewall• TIRES: Multi terrain tire; 20"x1.95"• SHIFTER: Shimano 8 speed trigger style shifter• REAR DERAILLEUR: Shimano Altus 8 speed• CRANKSET: Prowheel aluminum alloy crank arm, 170mm black anodized w/black aluminum chainring cover• BOTTOM BRACKET: 116mm lightweight square taper; Sealed unit BB• CASSETTE: Shimano HG 11-32T; 8 speed stainless cassette• CHAIN: KMC 8 speed "rustbuster" chain• PEDALS: 9/16" high strength resin; folding• FRONT/REAR BRAKE: Promax 108mm aluminum black V-style • BRAKE LEVERS: Promax origin aluminum alloy body and levers• BRAKE CABLES & HOUSING: Stainless steel cables & housing• WHEEL SIZE: 20 inches• SPEEDS: 8 speeds• WEIGHT: 27.5 lbs• FOLDED SIZE: H-27" L-31" w-13"• GEAR INCHES: LOW: 30.6 HIGH: 88.9• RIDER HEIGHT: 4'8"-6'3"• MAX LOAD WEIGHT: 240 lbs RVers, hop on your Marino & get the chores done Campers, unfold your Marino & explore Benefit those who live near coastline that need extra protection from corrosion | ZiZZO Marino Compact Folding Bike in Black