IRD 1x Direct Mount Chainring Polaris 12sp (3mm offset)
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Precision CNC-machined chainrings designed specifically for 1x set ups where chain retention needs to be optimized. In gravel to MTB gearing.
– 7075 T6 aluminum
– SRAM 3-bolt Direct Mount (not compatible with SRAM 8-bolt mount)
– 3mm offset (On Boost cranks sets up a 52mm chainline. On the IRD Polaris Crank sets up a 48.5mm chainline)
– Anodized black and silver