The 13-tooth jockey wheels from Hope Technology are engineered for Shimano 12-speed derailleurs. With low-friction stainless steel bearings, they ensure reduced drag and long-lasting performance. Their CNC-machined aluminium build is lightweight and durable, delivering a reliable upgrade for your drivetrain.Key Features and Benefits:Stainless steel cartridge bearings with low-friction seals: Minimise energy loss by reducing drag. This improves drivetrain efficiency and smoothness during every ride.CNC-machined from 2014 T6 aluminium: Provides a robust yet lightweight structure. This enhances durability without adding unnecessary weight to your bike.Labyrinth-style spacers protecting the bearings: Shields the bearings from dirt and moisture. This extends product life and reduces maintenance needs.Lightweight yet robust design: Combines low weight with high strength. This maintains reliable performance even under demanding conditions.Fits most Shimano 12-speed rear derailleurs: Ensures compatibility with a wide range of Shimano 12-speed setups. This makes it easy to upgrade your drivetrain.Available in six standard colours: Customise the look of your bike. This adds a stylish and personal touch to your drivetrain components.Reduce drivetrain drag and increase efficiency with these precision-engineered jockey wheels. Designed for riders who value reliability and low maintenance, they are a practical choice for any Shimano 12-speed setup. With low-friction performance and exceptional durability, these jockey wheels are built for smooth and efficient riding.Upgrade your drivetrain today with Hope Technology s 13 Tooth Jockey Wheels. Enjoy reduced drag, increased durability, and effortless compatibility with Shimano 12-speed derailleurs.