Spro Power split rings are strong, heavy duty split rings. When you are upgrading hooks on your lures, you are going to want to use a good quality split ring. You've made sure everything else connecting you to a trophy fish, the rod, the reel, the line, the hook, is all high quality. Don't risk your catch with inferior split rings, get Spro.
For dimensions and lb-test ratings, see image.
WARNING: Cancer and Reproductive Harm- www.P65Warnings.ca.gov.