The Shimano FC-M361 Acera black chainring is a high-quality component for your bike. With a 104mm BCD and 32 teeth, this chainring provides smooth and efficient shifting. It is suitable for ATB bikes with 3x10 gears and has a black color that complements any bike. Upgrade your bike with this reliable and durable Shimano chainring. Product specifications - Brand: Shimano - Shimano groupset: Acera - Shimano groupset code: M361 - Shimano model code: FCM361 - Model year: 2011 - Number of arms: 4-arm - Number of gears: 3x10 - Color: Black - Tooth ratio: 32 - Bolt circle diameter: 104mm - Chainring BCD: 104 - Chainring type: ATB: Triple