absoluteBLACK Direct Mount Narrow Wide Chainring - SRAM Direct Mount - 3mm Boost - Oval - Black - 12 Speed Shimano - 30T Ignore Wholesale Tier 1 Brand Rule Dimensions and weight: 133g

Dimensions and weight: 133g

The engineered foam insert mounts inside a mountain bike tire and divides the inner volume of the tyre in half

more secure fit

creating improved mobility and the anatomically shaped hip pads and chamois provide low-profile protection while improving rider comfort

Capable of sealing up to quarter inch holes

absoluteBLACK Direct Mount Narrow Wide Chainring - SRAM Direct Mount - 3mm Boost - Oval - Black - 12 Speed Shimano - 30T Ignore Wholesale Tier 1 Brand Rule Dimensions and weight: 133gabsoluteBLACK 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