Ridea Lami·Flow W0T Oval Chain Ring W0TLF R5-ST Brompton BIRDY Elastomer 28 GMS

BIRDY Elastomer 28 GMS

The oversized pulleys increase the moment of inertia and reduce the friction caused by the interaction between the chain and the pulleys

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Bike Type: BromptonMaterial: Aluminum & POM Production method: CNC & Progressive Stamping MachinedWeight: 6

you can opt for aluminum alloy to cater to color customization preferences

Ridea Lami·Flow W0T Oval Chain Ring W0TLF R5-ST Brompton BIRDY Elastomer 28 GMSRidea LamiFlow W0T Round Chain Ring LamiFlow R4 ST 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. The exclusive X ODON technology prevents chain sucks and increase the stability of the chain. CHARACTERISTICS: Model name: Ridea LamiFlow R4 ST Material: Full CNC Swiss AL 7075 T7651