They are universal and will work on any 9 speed bike chain. They are also commonly referred to as "quick links" and "missing links". They are made of stainless steel.
Bicycle Chain Master Links - for 10 Speed Chains - Quick Links, Missing Links
Bicycle Chain Master Links - for 11 Speed Chains - Quick Links, Missing Links
Bike Chain Master Links - for Single Speed Chains - Quick Links, Missing Links
LICQIC Bike Chain Link, 3 Pair Quick Link, for Bicycle Chain Connector Links for 6-7-8, 9, 10 Speed Chains
Huayue Bicycle Chain, 6/7/8/ Speed Cycling Chains 116 Links Steel High Strength Bike Derailleur Chain Quick Release Links for Road Mountain Bicycle
Bike Chain Master Links - for 6, 7, 8 Speed Chains - Quick Links, Missing Links
