Connex 12sO Bicycle Chain 12S 138S 1/2" x 11/128" - Silver

With a width of 2.10 mm, these chains are compatible with all standard 12-speed shifting systems.
High-quality materials and the extreme design of the outer link promise a long service life and excellent switching properties.
Thanks to the included Connex connecting link, you can easily install and remove the bicycle chain without tools!

- Steel
- Suitable for mountain bikes and road bikes
- 138 links

Specifications:
Brand: Connex
Model: 12sO
Gears: 12
Links: 138
Pin length: 5.30 mm
Size: 1/2" x 11/128"
Color: Silver