
- Made in the USA from 6061-T6 aluminum alloy, Box Two BMX 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
- Mount Compatibility: 104mm 4-bolt
- Teeth: 45T
- Material: 6061AL
- Spec: 3/32
- Color: Black
- Chain Compatibility: 1sp
- Tooth Type: Standard
