The 10-45T Rythm Step cassette still offers an excellent 450% range but is designed with the perfect ratio in mind

this tool is perfect to bring along on your dream bike vacation

Known for their top quality chain lube

Rounded edges at all sides

but you're guaranteed that they will get the job done

absoluteBLACK Direct Mount Narrow Wide Chainring - Shimano Direct Mount - Not Applicable - Oval - Black - 12 Speed Shimano - 36T Back in Stock The 10-45T Rythm Step cassetteabsoluteBLACK 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