Features:
It is a wonderful replacement for broken or old one
Easy and convenient to install and remove
Made of high quality material, durable and wear-resistant
With fine workmanship and exquisite appearance
Specification:
Applicable Model: for Ordinary Bicycle Chain (1/2X1/8)
Outer Diameter: About 70MM
Inner diameter: About 34MM
Thickness: About 10MM
Size: About 12.7 x 3 x 16
Number of teeth: 16 Teeth
Weight: About 140G
Package Includes:
1 x Bicycle Flywheel