Amazon has the KMC 9-Speed Bike Chain in $5.84 with FREE shipping for Amazon Prime or orders over $25.
Product Features:
- 1/2 x 11/128 inch with 116 links at 290 grams.
- 9 Speed.
- Compatible with Shimano, Sram & Campagnolo 9 Speed System.
- Mushroomed Pin Riveted.
- 1/2-inch x 11/128-inch ; 277 grams.