Features: Premium alloys construction ensures durability and corrosions resistance, specifically designed for R7170, R8170, and R9270 road bike shifts lever components with precisions engineered dimensions for seamless installation. Heat treated cylindrical pins feature advanced anti rust surfaces treatments and reinforced structural design, delivering enhanced pressure resistance and reduced friction for optimized mechanical performances in demanding cycling conditions. Ideal for professional cyclists, bike mechanics, and cycling enthusiasts requiring reliability replacement parts to shifting systems functionality during intensive training or competitive event. Perfect for road bike maintenance workshops, long distances setups, and high performances cycling environments where weather resistant components ensures consistent shifting precisions across wet or dusty terrains. Engineered to prevent safety hazards caused by worn connection, these universals fit cylindrical pins extend drivetrain lifespans while maintaining strict compatibility with multiple road bicycles models and shifts lever configurations. Specifications: Dimension:26.7x5mm/1.05×0.2in Component:alloys Package Includes: 2pcs Durability Steel Cylinder Pin note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.