KMC DLC12 Waxed 12 Speed Chain, Black/Apple Green, 126 Link

Premium DLC (Diamond‑Like Carbon) Coating - Advanced TiCN DLC coating delivers exceptional surface hardness, reduced friction and outstanding wear resistance for long drivetrain life Pre‑Waxed for Maximum Efficiency - Factory‑applied KMC GO Chain Wax ensures a clean, low‑friction ride straight out of the box with minimal dirt buildup and reduced maintenance [kmcchain.us] Smooth & Precise 12‑Speed Shifting - X‑Bridge technology enhances shifting speed and accuracy across all major drivetrains, ensuring consistent performance on road, MTB and gravel bikes Wide Compatibility - Compatible with Shimano, SRAM, Campagnolo 12‑speed systems (excluding SRAM flat‑top chains), making it a versatile performance upgrade Exceptional Durability & Longevity - Multi‑process treatment (coating, polishing, heat treatment) increases strength and reduces abrasion, extending chain and drivetrain lifespan