Available with 12 or 16-inch wheels and removable training wheels, this is an express ticket to fun and freedom. The graphics will get him going, and the lightweight aluminum frame is built tough for neighborhood adventures. Sizes One Size Colors Neon Red, Vibrant Blue Frame ALUXX-Grade Aluminum Fork high strength plastic rigid fork,1-1/8, 25.4mm steel steerer with dropout Cap Handlebar Giant Kids, high 75mm, 420mm width Stem Quill Type, Steel Seatpost Steel 27.2x230mm Saddle Giant Grow Technology Pedals nylon platform Shifters N/A Front Derailleur N/A Rear Derailleur N/A Brakes coaster Brake Levers N/A Cassette 19 Chain KMC C410 Crankset high-tensile steel 1-piece, 28 Bottom Bracket loose ball Rims Giant Kids 12, 6061 aluminum Hubs nutted, 16H with 74mm O.L.D Spokes 14G SUS Tires Giant Easy Balance, 12x2.125 Extras training wheels, bell Weight The most accurate way to determine any bike�s weight is to have your local dealer weigh it for you. Many brands strive to list the lowest possible weight, but in reality weight can vary based on size, finish, hardware and accessories. All Giant bikes are designed for best-in-class weight and ride quality.