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CeramicSpeed's OSPW RS Alpha System for Campagnolo's 12-Speed Super Record Wireless group fuses modern technology and aesthetics with rich heritage fully in line with the Italian brand's first wireless offering. OSPW RS comes equipped with Alpha Disc Pulley Wheels featuring the patent-pending ADR (Active Debris Remover) bearing protection technology for Grade-A durability. The innovative tech features are fitted in a reinforced molded carbon fiber cage to achieve strength durability and minimal weight. Like every other CeramicSpeed Oversized Pulley Wheel System the entire package is developed designed and handbuilt in Denmark.Injection Molded Carbon Fiber reinforced PA cage offers new levels of strength and durability Alpha disc pulleys are paired with a composite narrow-wide tooth profile to help prevent debris from external objects getting stuck between the spokes The 14-tooth upper and 19-tooth lower Alpha pulley wheels feature ADR (Active Debris Remover) bearing protection that completely encloses the bearings Grade 3 Silicon Nitride ball bearings are 400% smoother 128% harder and 58% lighter than standard steel balls normally used in the bicycle industry 3 customizable spring tension settings for optimal setup Compatible with Campagnolo Super Record Wireless 12-speed rear deralleurs This specific OSPW RS is also compatible with the later-released Campagnolo Super Record S Wireless groupset (Incompatible with the 11-32 cassette and therefore only compatible with the smaller 10-25 10-27 and 10-29 cassette options
| Largest Cog | 32 |
| Fits Model | Super Record WRL 12-Speed |
| Fits Brand | Campagnolo |
| Drivetrain Speeds | 12 |