Box Two 4-Bolt Chainring (Black) (40T)
BX-CR144B40T-BK
In Stock Online
$1.99 flat rate shipping! Learn More
This item earns up to 50 VIP Reward Points
Learn More
The Box Components Box Two Chainring is CNC machined from 6061-T6 aluminum with a rounded tooth profile to reduce chain wear. It features an anodized finish with laser-etch engraving and fits 104 BCD four-bolt cranks.
Specifications:
Ring Type: Single
BCD: 104mm - 4 bolt
Teeth: 38 to 45
Material: 6061-T6 Alloy
Material: 6061-T6 Alloy
Color: Black
Thickness: 3.5mm
Weight: 3.2 oz (42 tooth)