Botach Tactical offers the Polar CS500 Cycling Computer
(pictured), model no. 90037715, for $169.98
with free shipping
. That's the lowest total price we could find by $70. This cycling heart rate monitor features a bike mount, odometer, speed sensor, lap detection, and more.
Also available is the Polar CS500cad Cycling Computer, model no. 90037718, for $189.98 with free shipping. That's the lowest total price we could find by $69. It has the same features as the above model, but also includes a cadence monitor.