VELO saddle and seat post suspension for a comfortable ride Adjustable quill stem for an upright riding position that reduces body strain and fatigue TEKTRO padded brake levers for precision stopping and durability Rustproof clear-coat finish for a lasting luster Custom 6061 Aluminum lightweight easy-riding frame SHIMANO Altus M31O derailleur for accurate shifting, precision and style SHIMANO M171 Crank, 21 gears so you can ride how you like RST Neon T w/coil spring and preload, 50mm travel to smooth out the terrain KENDA 26x1.95 hybrid tires for versatility allowing you to go from bike paths to light off-road trails Alloy lightweight rustproof rims with 14g stainless steel spokes