Road Bike Chainring Aluminum Alloy Round Bicycle Chainring For Red

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Description:

Support 8 speed, 9 speed, 10 speed, 11 speed.
BCD: A circle surrounded by five mounting holes in a normal distribution. The diameter of this circle is BCD. Standard BCD is 130MM.
39-53T is suitable for a wide range of long-distance cruisers who can maintain a cruising speed of 30+KM, and also suitable for sprints of players.
precision turning, computer digital control automatic machine , better disc precision, smooth speed operation.
Lightweight hollow structure, anodic oxidation frosted, waterproof and rustproof, 4MM thick disc, shifter pin is not easy to fall off, guide chain design shifts smoothly.

Specification:

Material: Aluminum Alloy

Size Chart:

Size: BCD 130mm/5.12inch

Package Includes:

2 Pieces Bike Chainrings

Note:

1. Please allow slightly error due to manual measurement.
2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
3. Wish you a wonderful on-line shopping!

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