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CeramicSpeed OSPW RS ALPHA derailleur cage for Shimano 9250/8150 Niro Special Edition, black

559 
RRP 599 
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Delivery method on Thursday 22.01.2026
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Delivery method on Thursday 22.01.2026
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CeramicSpeed OSPW RS ALPHA derailleur arm for Shimano 9250/8150

The CeramicSpeed OSPW RS ALPHA derailleur arm in the Niro black edition is a special limited version designed for Shimano 9250/8150 systems. It comes with a combination of clean design, modern technology, and premium materials that enhance performance and durability. The new angular and elegant look fits perfectly with the latest trends in cycling components. Innovative technologies protect bearings from dirt and ensure smooth and quiet operation even in demanding conditions.
Product features
Limited Niro Special Edition with black design
Use of patented Active Debris Remover (ADR) technology for bearing protection
ALPHA Disc pulley wheels with increased strength and wear resistance
Optimized for smooth, quiet operation and quick shifting even in mud or dust
Reduces friction and extends derailleur life
Reinforced cage for greater robustness
Product details
Groupset Shimano Dura-Ace Di2/Ultegra Di2
Compatibility Shimano RD-R9250/RD-R8150
Weight 102 g
Gears 12
product ID 350690
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CeramicSpeed is a Danish brand that specializes in high-performance ceramic bearings and drive components for various industries including cycling, automotive and industrial applications. The brand is known for its innovative and cutting-edge technology, offering products that aim to improve the efficiency, durability, and overall performance of mechanical systems. CeramicSpeed was founded in 2004 by Jacob Csizmadia, a mechanical engineer with a passion for cycling. Frustrated by the limited options for high-quality bearings in the cycling industry, Csizmadia decided to develop a superior solution. He began experimenting with ceramic materials, which are known for their low friction and high wear resistance. After years of research and development, CeramicSpeed was born.

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