Pros: Bluetooth connectivity

Cordura abrasion protection

Charger strap fixation system

and 3 different nipple driver bits

Not only is this cage extremely dependable

absoluteBLACK Direct Mount Narrow Wide Chainring - SRAM Direct Mount - 3mm Boost - Oval - Black - 9-12 Speed - 28T Heavy/Bulky Pros: Bluetooth connectivityabsoluteBLACK is dedicated to producing the world's finest oval chainrings and were the first to crack the code to discover the correct shape and 'clocking' to make an oval chainring work. They learned how to maximize the part of the stroke where power is produced and minimize resistance where it isn't. The oval shape smooths the delivery of power throughout the pedal stroke and improves efficiency and energy conservation. Many other brands have