e*thirteen Guidering M (Narrow/Wide) Chainring
$66.99
Details
- Guidering M to fit any 4x104mm BCD crank
- Dual width "M" (narrow/wide) tooth profile engages the chain securely even at extreme angles
- 7075-T6 aluminum construction optimized for all chainguide systems to prevent chain jamming
- 1mm swappable chainline