We're Celebrating 25-Years as the Bay Area's Finest Bike Shop! Rider Owned since 1997
Mon - Sun: 11:00am - 5:00pm
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.