Made in the US from 7075 aluminum alloy, Cosine Chainrings are round and true.
Specifications:
Teeth: 30T-38T
Ring Type: Single Speed (Narrow-Wide)
Mount Style: 4-Bolt
BCD: 104mm
Offset: 2.5mm Offset
Speeds: SS
Shape: Round
Material: 7075 Aluminum
Weight: TBD
Color: Black