$56.99 SharkBite 1/2 in. Copper Crimp Rings (25-Pack)-23102CP25 - The Home Depot
JMF Company 6216308989883 1/2-Inch Pex Copper Crimp Ring 50-Pack at Sutherlands
Everflow EPCR0012 1/2 Inch PEX Crimp Rings, Copper Crimp Rings, Go/No-Go Gaug 804595976296 | eBay
