Shimano replacement chainrings for SLX FC-M660 3 x 9-speed (22 teeth) and DEORE FC-M617 2 x 10-speed crankset.

Specifications

• Use: MTB
• Group: SLX (3x9-speed) / Deore (2x10-speed)
• Suitable for: SLX FC-M660 / Deore FC-M617
• Compatible Chain: HG-X 10-speed
• Gear arms: 4-arm
• Bolt Circle Diameter: 64 / 104mm
• Gradation: Type AY (for 36-22T) / Typ AZ (for 38-24T)

• 22 teeth (type: AA/AC/AY | Deore FC-M617, FC-M617-B2, FC-M627, FC-M627-B / SLX FC-M660, FC-M665, FC-M677)
• 24 teeth (type: AM/AZ | Deore FC-M617, FC-M617-B2)
• 36 teeth (type: AY | Deore FC-M617, FC-M617-B2, FC-M627, FC-M627-B)
• 38 teeth (type: AZ | Deore FC-M617, FC-M617-B2, FC-M627, FC-M627-B)

• Black

• Large Chainring: Aluminum
• Small Chainring: Steel