Narrow Wide 130BCD Road Chainring

High-precision narrow-wide road chainring crafted from 7075 aluminium for optimal rigidity and minimal weight penalty. Compatible exclusively with 130mm BCD road cranksets, including Rotor models. Six available sizes — 50T, 52T, 54T, 56T, 58T and 60T — each machined to identical 1cm thickness (0.39in) and black anodised finish. Physical dimensions increase incrementally with tooth count: 50T is approx. 20.9 × 20.9 × 1 cm (8.23 × 8.23 × 0.39 in); 60T reaches 24.9 × 24.9 × 1 cm (9.80 × 9.80 × 0.39 in). Supplied as a single unit, ready for immediate installation without modification.