SIDI Prima Mega Road Shoes - Black/Black 45.5 Weight-72 23mm Internal Width

23mm Internal Width

55mm crank to binding distance

BB92 or PF30 BBs

the 80% Carbon pole is a great addition to the pole quiver for those serious about summer/fall training

Rings 46/33Number of Chainrings DoubleDrivetrain Speeds 12Chainring BCD Direct Mount SRAM 8-BoltChainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm ChainstayChainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm ChainstayColor BlackCrank Length (mm) 172

SIDI Prima Mega Road Shoes - Black/Black 45.5 Weight-72 23mm Internal WidthThe SIDI Prima is designed for the modern rider. The Prima is easy to wear and adjust thanks to its Firmor closure and lightweight upper built to reduce foot fatigue. Its low profile carbon nylon Aerolite Sole is engineered for efficient power transfer for sprinting with enough flex and comfort for long rides. The Single Tecno 3 System creates a perfect balance between the shoes internal and external side providing an excellent fit while adapting to