Black 4 Bolt - 36t thru 40t

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  • Regular price $39.99

Our 4 bolt chain rings are CNC machined from T6 6061 aluminum on site at our shop located in Arizona. 100% of the chainrings are inspected after they come off the machine to make sure they are true and round with no bends or bows. Works with 1/8" and 3/32" chains. 

Proudly made in the USA

104 BCD