Bike from Performancebike.com, from $50 to $99

A mechanical disc brake that's on par with any hydraulic disc!

"Now you can find your most comfortable, most aerodynamic position. New brackets allow length adjustment up to 105 mm., the armrests are width-adjustabl­e from 10-20 cm. and fore/aft-adjust­able to 6... more

"Now you can find your most comfortable, most aerodynamic position. New brackets allow length adjustment up to 105 mm., the armrests are width-adjustabl­e from 10-20 cm. and fore/aft-adjust­able to 6 cm., air-channeled Venturi pads keep your forearms from getting slippery. Spring-loaded ZB brackets let you get at the tops of your handlebars when you climb. Wt: 540 g. Colors: Black (BLK), Silver (SIL)." less

"Wireless technology in a smaller, more stylish package, the new Micro provides you with all the cycling info you need to track your ride speed and distance. Mounts to your stem or handlebar, so yo... more

"Wireless technology in a smaller, more stylish package, the new Micro provides you with all the cycling info you need to track your ride speed and distance. Mounts to your stem or handlebar, so you it can be used with aerobars and handlebar packs. Dual bike compatibility allows you to track mileage one separate bike with one computer. See performancebike­.com for a complete list of functions and features." less

"Ingenious­!? the transmitter mounts to your wheel, instead of your fork. What better way to insure proper alignment with the spoke magnet? The special quick-release houses the computer's digital tr... more

"Ingenious­!? the transmitter mounts to your wheel, instead of your fork. What better way to insure proper alignment with the spoke magnet? The special quick-release houses the computer's digital transmitter and when closed is the perfect distance to the wheel magnet for transmitting the signal to the handlebar-mount­ed receiver. With all the speed and distance functions you are accustomed to and the super-fast, easy installation, you'll find this one of the nicest computers you'll ever own. Fu... less