The Shimano Spares CS-M9100 sprocket, 14T, would be perfect for fitting into a mountain bike with a 27-inch wheel size.
Shimano Spares CS-HG81-10 sprocket wheel 11T built in spacer type
Shimano Spares CS-M8100 sprocket wheel 16T C
Shimano Spares CS-M8100 sprocket wheel 18T F
Shimano Spares CS-M760 sprocket 11T AQ-group
Shimano Spares CS-M8100 sprocket wheel 16T C (Pack of 2)
Shimano Spares CS-HG81-10 sprocket wheel 11T built in spacer type (Pack of 2)
