• Frame: all-aluminum 6061, cut out frame design makes for easy mount on and off the bicycle • Press formed aluminum lightweight frame for performance, integrated mounts for fenders or child seat and replaceable derailleur hanger• Frame size: Medium, 40.64 cm (16 in.), fits most riders 1.65 m to 1.75 m (5 ft. 5 in. to 5 ft. 9 in.)• Color: White / blue / slate / gloss finish• Fork: SR Suntour NEX, preload, disc mount, 50 mm travel• Crank: alloy triple 48/38/28T• Bottom bracket: sealed cartridge• Rear derailleur: Shimano Tourney• Shifter: Shimano Altus EF-500 rapid-fire (21 speeds)• Cogset: Shimano (14-28T) • Chain: KMC-Z50• Brakes: Tektro alloy linear • Brake levers: Shimano Altus integrated with shifter• Front hub: 36H alloy with quick-release • Rear hub: 36H alloy with quick-release• Spokes: stainless-steel• Rims: alloy lightweight • Tires: Kenda dual-terrain, 700x40c• Handlebars: NR 25.4 mm low rise black alloy • Grips: Velo ergonomic dual density comfort grip• Stem: adjustable quill • Seatpost: alloy suspension 30.9 mm with quick-release• Seat: Velo performance comfort• Kickstand included • Assembly tools: included