Shimano 105 Chainring 50T for FC-5703 (Black) is a high-quality chainring that is suitable for the Shimano 105 groupset. With a 50-tooth tooth pitch and a bolt circle diameter of 130mm, this chainring provides a smooth and efficient shifting experience. It is designed for 10-speed gearing and is ideal for cyclists who strive for optimal performance. With its black color, this chainring also adds a stylish look to your bike. Product Specifications: - Brand: Shimano - Shimano groupset: 105 - Shimano groupset code: 5703 - Shimano model code: FC5703 - Model year: 2010 - Number of arms: 5-arm - Number of gears: 10 - Color: Black - Tooth pitch: 50 - Bolt circle diameter: 130mm