absoluteBLACK Direct Mount Narrow Wide Chainring - SRAM Direct Mount - 3mm Boost - Oval - Purple - 9-12 Speed - 32T Envelope Shipping The Box Three is the

The Box Three is the value option within the Prime 9 lineup

Who's this item for: Riders after an easy to use water bottle that can be mounted without the use of a bottle cage

Two Offset Bushings

Tube rotates while magnet stays in place

Only for use with rims that have been specifically approved by the manufacturer for Tubeless conversion

absoluteBLACK Direct Mount Narrow Wide Chainring - SRAM Direct Mount - 3mm Boost - Oval - Purple - 9-12 Speed - 32T Envelope Shipping The Box Three is theabsoluteBLACK 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