CeramicSpeed OSPW X Pulley Wheel System Shimano GRX/RX 2x11 - Coated Races Alloy Pulley Carbon Cage BLK CheckoutSpec= X-Race Includes Tubeless Valve and Tape

Includes Tubeless Valve and Tape Cassette Body Type Shimano Micro Spline Defined Color Black Designed for ebike Yes Hub/Brake Compatibility 6-Bolt Disc ISO Diameter 584 / 650b / 27

Perfect for road

Inside it has been engineered with an ultra-strong but ultra-light design that utilizes carbon fiber with a hollow core – still one of the lightest ISO certified cranks on the market maximized for title winning stiffness

Matched with the new DebonAir+ air spring and new premium fender compatibility

0mm Weight 170g Color Black/Silver

CeramicSpeed OSPW X Pulley Wheel System Shimano GRX/RX 2x11 - Coated Races Alloy Pulley Carbon Cage BLK CheckoutSpec= X-Race Includes Tubeless Valve and TapeThe CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low friction bearings and unique overall design. Features 13 tooth upper and 19 tooth lower Cerakote coated aluminum pulley wheels with Grade 3 Silicon Nitride balls Robust cage crafted from polyamide and carbon fiber for durability and light weight Coated bearing races increase bearing service life by increasing