absoluteBLACK 4 Bolt Narrow Wide Chainring - 104 BCD - Oval - Black - 12 Speed Shimano - 32T PLP|Colour GRX BR-RX810

GRX BR-RX810

turning trailside mechanical disasters into thing of the past

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• Back pocket features a multimedia compartment with internal headphone conduit to store MP3 player or phone

absoluteBLACK 4 Bolt Narrow Wide Chainring - 104 BCD - Oval - Black - 12 Speed Shimano - 32T PLP|Colour GRX BR-RX810absoluteBLACK 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