absoluteBLACK 4 Bolt Narrow Wide Chainring - 64 BCD - Oval - Black - 9-12 Speed - 28T Images Uploaded - Ready for Review (I asked too)

(I asked too)

L: Postmount 160 - Postmount 180mm / Postmount 180 - 200mm (+20mm increase)

Shimano's Genuine 9 speed derailleur jockey wheels are available in different quality levels

then it will be a great addition to the home workshop

COMPATIBILITY

absoluteBLACK 4 Bolt Narrow Wide Chainring - 64 BCD - Oval - Black - 9-12 Speed - 28T Images Uploaded - Ready for Review (I asked too)absoluteBLACK 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