Feature:
1. 18 teeth sprocket, with 0.7 x 0.5in inner diameter, which has stable performance.
2. Made of premium carbon steel material for maximum durability, long lifespan.
3. Simple to install and remove, does not require complicated operations.
4. Original standard, direct replacement for the old or broken chain wheel.
5. Conform to strict quality control standards, dependable to use.

Specification:
Item Type: 420 Sprocket
Material: Carbon Steel
Inner Diameter: Approx. 17 x 12mm/0.7 x 0.5in
Teeth: 18

Package List:
1 x Sprocket