RollerBoys Ceramic Derailleur Pulleys
RollerBoys, the 12x12T Ceramic derailleur pulleys. Crafted from a high-performance composite material by EMS Swiss, they feature a 40% glass-fibre blend. This makes our RollerBoys durable and efficient. With sealed bearings, lubricated with ceramic oil for lower resistance and protected by an aluminium cover, these pulleys guarantee optimal long-term performance. RollerBoys seamlessly integrate with 12-speed SRAM road groupsets, ensuring a smooth and precise cycling experience.
Features
- 12x12T Ceramic derailleur pulleys
- High-performance composite material from EMS Swiss with 40% glass-fiber blend
- Sealed bearings with aluminium cover for optimal durability
- Specially lubricated with ceramic oil for lower resistance
- Compatible with 12-speed SRAM road groupsets
Specifications
- Pulley size: 12T
- Bearings material: Ceramic
- Gears: 12-speed
- Compatible with brands: SRAM
- Compatible with: Sram 12 speed
- Part materials: Grivory EMS
- Narrow wide: Tension pulley only