Tripeak Oversized Ceramic Pulley Wheels GRX 1x11

Experience the latest innovation from Tripeak with this groundbreaking design of oversized pulley wheels. This product is specifically designed for mounting on original Shimano rear derailleurs with long cage (GS) and is compatible with Shimano Gravel GRX Series RD-RX812/817 (1x11).

Featuring ceramic bearings and a patented design, these pulley wheels ensure maximum performance and efficiency. The narrow wide teeth prevent chain drop, and the durable composite materials guarantee long-lasting reliability.

• Ceramic bearings: Provide smooth and efficient operation. Grade 5. 
• 11T top, 18T bottom: Optimizes your rear derailleur's performance.
• Includes 3ml ceramic oil: For maintenance and extended lifespan.
• 4-year warranty: See instructions to maintain warranty.
• Compatibility: Shimano GRX RD-RX812/817 - 1x11.

With Tripeak Oversized Pulley Wheels, you get a reliable and high-performance solution for your bike.