$69.99 SharkBite 1/2-in x Copper PEX Stub Out Crimp Fitting in the PEX Pipe & Crimp Fittings department 
40PCS Pex Cinch Clamp Rings Pex Crimp Rings 1/2 Pex Pipe Tube Stainless Steel | eBay
PEX Crimp Rings 1/2 Apollo - Box of 50 (APXCR1250PK) for sale online | eBay
