Lami·Flow GR-4C unique design creates a laminar flow to reduce drag, with the air passing through the interior and exterior of the chainring, helping you to keep your momentum, while retaining the legendary stiffness of Ridea chainrings.
Lami·Flow GR-4C chainrings for super compact cranksets are available for double and single ring setups and it is ideal for gravel, adventure and heavy climbing road routes. The double chainrings are designed with multiple chain bridges to maximize front derailleur performance, while single chainrings use the exclusive X-ODON technology to prevent chain sucks and increase the stability of the chain.
Model name: Ridea Lami·Flow GR-4C
Material: Full CNC Swiss AL 7075-T7651
BCD: 110/80 mm (double) & 110 mm (single). Both 4 bolts