Description:

100% brand new and high quality.
The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.
Super durable and light weight.
Larger wide tooth design provides maximum ring durability and drop performance.
Easy to install and dismantle.

Specification:

Material: Steel
Compatibility: 8/9/10/11 speed
11T:Diameter:Approx.45mm/1.77inch

Package Includes:

6 Piece Mountain Bike Freewheel (8Speed 11T, 9Speed 11T, 9Speed 13T, 10Speed 11T, 11Speed 11T, 11Speed 13T)

Note:

1.This chainring fit for Mountain Bike flywheel, not fit road bike flywheel.
2.Please determine your flywheel specification carefully before buying.please buy as needed.