Get fit and have fun doing it. Agile and responsive yet seriously durable, the Circuit fitness hybrid bike can handle morning commutes, weekend exercise routines, and more.
Quick & Nimble
A lightweight aluminum frame and rigid steel fork deliver responsive handling, while the low-step design makes it easy to hop on and ride.
Full Speed
Tackle hills or straightaways with ease, thanks to 21-speed gearing. Dual trigger shifters gives you smooth, precise gear changes.
Feel-Good Fitness
Ergonomic grips and a sport seat keep you comfortable and in control, whether you’re cruising for fun or powering through your workout.
Roll Tough
High-profile double wall aluminum rims add strength without weighing you down, and multi-terrain tires are great for pavement or dirt.
Stopping Power
Front and rear mechanical disc brakes deliver all-weather stopping power and speed control so you can ride with confidence in a variety of conditions.
Frame
Aluminum, 17″, hybrid
Fork
Steel, rigid
Shifters
Shimano, EZ-Fire trigger shifter
Rims
High profile double wall, aluminum
Pedals
Resin platform with reflector
Stem
Threadless, aluminum
Headset
Steel, threadless
Saddle
Vinyl
Sizes
Length: 69.49 in, Height: 39.29 in., Width: 24.61 in., Weight: 28.95 lb.

  • SKU: S8123TG
Color

Grey

Size

ONE SIZE