CeramicSpeed OSPW X Pulley Wheel System Shimano GRX RX820 2x12 - Coated Races Aluminum Pulley Carbon Cage BLK CheckoutTitle=Eclat Overguard 6mm Hole 32 Brake Disc/Rim

6mm Hole 32 Brake Disc/Rim Type Tubeless Material Aluminum ERD 597mm Color Black Weight 675g

Bag Attachment Velcro Bag Dimensions in cm 36x21x19 Bag Material Deniers Polyester Compartments 3 Light Loop Yes Color Black Primary Color Black Volume 8L Waterproof Water-resistant Bag Dimensions in inches 14

} Power Glass solar charging extends battery life up to 42 minutes per hour in battery saver mode (solar version only)

Machined from High-Strength Black Acetyl

CeramicSpeed OSPW X Pulley Wheel System Shimano GRX RX820 2x12 - Coated Races Aluminum Pulley Carbon Cage BLK CheckoutTitle=Eclat Overguard 6mm Hole 32 Brake Disc/RimThis OSPW X system for Shimano GRX RX820 2x12 speed rear derailleurs is built for gravel and cross disciplines and meets the needs for durability low friction and longevity. The four spring tension settings allow customised setup based on ride conditions and the handbuilt OSPW System offers custom molded carbon fiber cage for lightweight and durability. CeramicSpeed OSPW Systems reduces friction 35 40% over stock pulley configuration. Largest Cog 36