The Nishiki Black Silver 80's model Schwinn Sierra is a vintage mountain bike with a steel frame and 26-inch wheels. This retro bike features a classic design, caliper brakes, and a color combination of black and silver. Perfect for cycling enthusiasts looking for a nostalgic ride, this vintage bike evokes the style of the 80's era with its Olympic model designation. Perfect for sporting goods collectors or vintage cycling enthusiasts, this Schwinn Sierra is sure to turn heads on any bike trail.