Streamline 1/2 in. Copper Pressure Cup x Cup Slip Coupling Fitting W 01903H - The Home Depot
Streamline 1/8" NOM C Copper Dimple Stop Coupling W 10141 | Zoro
NIBCO 1/2-in x 3/8-in Copper Reducing Coupling at Lowes.com
Everbilt 3/4 in. Copper Pressure Slip Coupling Fitting C601HD34 - The Home Depot
3/4" Press Copper Slip Coupling
EZ-FLUID Plumbing 1-1/4" C X C LF Copper Slip Coupling Pressure Copper Fitting Without Stop,Sweat Solder Connection for Residential,Commercial. (1 Pack) - Amazon.com
Apollo XPress 2-1/2" Press Copper Slip Coupling Fitting | CANARSEE.COM
Round Head Straight 3/4''X3/4" copper pipe slip coupling
1-1/2" inch Copper Solder Slip Coupling without Stop Sweat CxC | eBay
EPC 10030964 W01908 | Porter Pipe & Supply Company