absoluteBLACK Direct Mount Narrow Wide Chainring - SRAM Direct Mount - 3mm Boost - Oval - Black - 9-12 Speed - 32T YGroup_7033774309421 EC49: Any frame that uses

EC49: Any frame that uses an external cup headset with a 49mm lower head tube inner diameter

replaceable composite tip for delicate surfaces

Steerer Diameter: 1 1/8"

7cm wide clamp jaws makes it easier to get into tight places

They offer more than your standard 'knee warmer' style protection but don't offer as much as the Ion K-Pact

absoluteBLACK Direct Mount Narrow Wide Chainring - SRAM Direct Mount - 3mm Boost - Oval - Black - 9-12 Speed - 32T YGroup_7033774309421 EC49: Any frame that usesabsoluteBLACK 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