Box Two Chainring
Made in the US from 6061-T6 aluminum alloy, Box Two™ Chainrings are round and true. They fit 104 BCD four-bolt cranks and are available in black anodized with laser-etched graphics from 38 to 45-teeth.
Best gear !
This gear is one of the greatest I have ever used! Love it !
Good product as always! Thanks Box.
Good quality and fast shipping