absoluteBLACK 4 Bolt Narrow Wide Chainring - 104 BCD - Oval - Black - 9-12 Speed - 34T Dropship Materials: Moisture-wicking breathable mesh

Materials: Moisture-wicking breathable mesh

Also see the link to the Holdup Evo rack if you want to transport 29" wheels with tyres wider than 2

bulky pack

This design can reduce friction up to 50% over the older designs

It also features a single low friction seal to keep the lower bearing protected from the elements

absoluteBLACK 4 Bolt Narrow Wide Chainring - 104 BCD - Oval - Black - 9-12 Speed - 34T Dropship Materials: Moisture-wicking breathable meshabsoluteBLACK 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 which has the effect of smoothing out the delivery of power throughout the pedal stroke and improving efficiency. Many other brands have followed suit