OSPW RS 3D Titanium for Shimano 9250/8150 Oil Slick

The OSPW RS 3D Titanium (Oversized Pulley Wheel System) is the ultimate performance upgrade for discerning cyclists looking to optimize their Shimano Dura-Ace 9250 or Ultegra 8150 drivetrain. This limited-edition "Oil Slick" variant features 3D-printed titanium pulley wheels, representing the pinnacle of additive manufacturing in cycling. Engineered to reduce drivetrain friction by up to 60%, this system replaces the standard derailleur cage with a more aerodynamic and significantly more efficient setup. The "Oil Slick" PVD coating provides a stunning, multi-color finish that shifts in the light, making it the perfect centerpiece for a premium "dream bike" build. Designed for the competitive racer and the mechanical enthusiast, the OSPW RS ensures that every watt of your power is delivered directly to the rear wheel.

Key Features:

• 3D Printed Titanium Pulley Wheels: Extremely lightweight and exceptionally durable, these 13-tooth upper and 19-tooth lower pulleys offer superior longevity compared to aluminum.

• Hand-Built Ceramic Bearings: Equipped with CeramicSpeed's world-renowned ceramic balls, which are 15% harder and much smoother than competing ceramic brands.

• Oil Slick PVD Finish: A highly durable, iridescent physical vapor deposition coating that provides a unique aesthetic without adding significant weight.

• Advanced Carbon Fiber Cage: The reinforced carbon fiber cage provides the necessary stiffness for crisp, precise shifting while maintaining a streamlined aerodynamic profile.

• ADR (Active Dust Restoration): A unique bearing cover design that prevents dust and contaminants from entering the races, ensuring peak performance in all weather conditions.

Specifications:

• Compatibility: Shimano Dura-Ace RD-9250 and Ultegra RD-8150 (12-speed Di2)

• Pulley Material: 3D Printed Titanium (Ti-6Al-4V)

• Cage Material: Carbon Fiber Reinforced PA

• Bearing Type: CeramicSpeed Coated (Standard for RS models)

• Upper Pulley: 13-Tooth

• Lower Pulley: 19-Tooth

Typical Components Included:

• Complete OSPW RS System (Cage + Pulley Wheels)

• CeramicSpeed Bearing Oil (15ml Dropper Bottle)

• Sticker Sheet

• Installation Instructions